1125 lines
34 KiB
C
1125 lines
34 KiB
C
/*****************************************************************************/
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/*
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||
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Copyright 1989, 1998 The Open Group
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Permission to use, copy, modify, distribute, and sell this software and its
|
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documentation for any purpose is hereby granted without fee, provided that
|
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the above copyright notice appear in all copies and that both that
|
||
copyright notice and this permission notice appear in supporting
|
||
documentation.
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||
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The above copyright notice and this permission notice shall be included in
|
||
all copies or substantial portions of the Software.
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||
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||
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
||
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
||
OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
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||
AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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||
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||
Except as contained in this notice, the name of The Open Group shall not be
|
||
used in advertising or otherwise to promote the sale, use or other dealings
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||
in this Software without prior written authorization from The Open Group.
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*/
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/** Copyright 1988 by Evans & Sutherland Computer Corporation, **/
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/** Salt Lake City, Utah **/
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/** Cambridge, Massachusetts **/
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/** **/
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/** All Rights Reserved **/
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/** **/
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/** Permission to use, copy, modify, and distribute this software and **/
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||
/** its documentation for any purpose and without fee is hereby **/
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/** granted, provided that the above copyright notice appear in all **/
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/** copies and that both that copyright notice and this permis- **/
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||
/** sion notice appear in supporting documentation, and that the **/
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/** name of Evans & Sutherland not be used in advertising **/
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||
/** in publicity pertaining to distribution of the software without **/
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/** specific, written prior permission. **/
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/** **/
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/** EVANS & SUTHERLAND DISCLAIMs ALL WARRANTIES WITH REGARD **/
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/** TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANT- **/
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/** ABILITY AND FITNESS, IN NO EVENT SHALL EVANS & SUTHERLAND **/
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/** BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAM- **/
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/** AGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA **/
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/** OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER **/
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/** TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE **/
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/** OR PERFORMANCE OF THIS SOFTWARE. **/
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/*****************************************************************************/
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/***********************************************************************
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*
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* window resizing borrowed from the "wm" window manager
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*
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* 11-Dec-87 Thomas E. LaStrange File created
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*
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***********************************************************************/
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#include <stdio.h>
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#include "twm.h"
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#include "parse.h"
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#include "util.h"
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#include "resize.h"
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#include "add_window.h"
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#include "screen.h"
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#include "events.h"
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static void DisplaySize ( TwmWindow *tmp_win, int width, int height );
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#define MINHEIGHT 0 /* had been 32 */
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#define MINWIDTH 0 /* had been 60 */
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static int dragx; /* all these variables are used */
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static int dragy; /* in resize operations */
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static int dragWidth;
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static int dragHeight;
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static int origx;
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static int origy;
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static int origWidth;
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static int origHeight;
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static int clampTop;
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static int clampBottom;
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static int clampLeft;
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static int clampRight;
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static int clampDX;
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static int clampDY;
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static int last_width;
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static int last_height;
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static void
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do_auto_clamp (TwmWindow *tmp_win, XEvent *evp)
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{
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Window junkRoot;
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int x, y, h, v, junkbw;
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unsigned int junkMask;
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switch (evp->type) {
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case ButtonPress:
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x = evp->xbutton.x_root;
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y = evp->xbutton.y_root;
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break;
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case KeyPress:
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x = evp->xkey.x_root;
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y = evp->xkey.y_root;
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break;
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default:
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if (!XQueryPointer (dpy, Scr->Root, &junkRoot, &junkRoot,
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&x, &y, &junkbw, &junkbw, &junkMask))
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return;
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}
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h = ((x - dragx) / (dragWidth < 3 ? 1 : (dragWidth / 3)));
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v = ((y - dragy - tmp_win->title_height) /
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(dragHeight < 3 ? 1 : (dragHeight / 3)));
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if (h <= 0) {
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clampLeft = 1;
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clampDX = (x - dragx);
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} else if (h >= 2) {
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clampRight = 1;
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clampDX = (x - dragx - dragWidth);
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}
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if (v <= 0) {
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clampTop = 1;
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clampDY = (y - dragy);
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} else if (v >= 2) {
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clampBottom = 1;
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clampDY = (y - dragy - dragHeight);
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}
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}
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/**
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* begin a window resize operation
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* \param ev the event structure (button press)
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* \param tmp_win the TwmWindow pointer
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* \param fromtitlebar action invoked from titlebar button
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*/
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void
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StartResize(XEvent *evp, TwmWindow *tmp_win, Bool fromtitlebar)
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{
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Window junkRoot;
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unsigned int junkbw, junkDepth;
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ResizeWindow = tmp_win->frame;
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XGrabServer(dpy);
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XGrabPointer(dpy, Scr->Root, True,
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ButtonPressMask | ButtonReleaseMask |
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ButtonMotionMask | PointerMotionHintMask,
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GrabModeAsync, GrabModeAsync,
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Scr->Root, Scr->ResizeCursor, CurrentTime);
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XGetGeometry(dpy, (Drawable) tmp_win->frame, &junkRoot,
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&dragx, &dragy, (unsigned int *)&dragWidth, (unsigned int *)&dragHeight, &junkbw,
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&junkDepth);
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dragx += tmp_win->frame_bw;
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dragy += tmp_win->frame_bw;
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origx = dragx;
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origy = dragy;
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origWidth = dragWidth;
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origHeight = dragHeight;
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clampTop = clampBottom = clampLeft = clampRight = clampDX = clampDY = 0;
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if (Scr->AutoRelativeResize && !fromtitlebar)
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do_auto_clamp (tmp_win, evp);
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Scr->SizeStringOffset = SIZE_HINDENT;
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XResizeWindow (dpy, Scr->SizeWindow,
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Scr->SizeStringWidth + SIZE_HINDENT * 2,
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Scr->SizeFont.height + SIZE_VINDENT * 2);
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XMapRaised(dpy, Scr->SizeWindow);
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InstallRootColormap();
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last_width = 0;
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last_height = 0;
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DisplaySize(tmp_win, origWidth, origHeight);
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MoveOutline (Scr->Root, dragx - tmp_win->frame_bw,
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dragy - tmp_win->frame_bw, dragWidth + 2 * tmp_win->frame_bw,
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dragHeight + 2 * tmp_win->frame_bw,
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tmp_win->frame_bw, tmp_win->title_height);
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}
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void
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MenuStartResize(TwmWindow *tmp_win, int x, int y, int w, int h)
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{
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XGrabServer(dpy);
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XGrabPointer(dpy, Scr->Root, True,
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ButtonPressMask | ButtonMotionMask | PointerMotionMask,
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GrabModeAsync, GrabModeAsync,
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Scr->Root, Scr->ResizeCursor, CurrentTime);
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dragx = x + tmp_win->frame_bw;
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dragy = y + tmp_win->frame_bw;
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origx = dragx;
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origy = dragy;
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dragWidth = origWidth = w; /* - 2 * tmp_win->frame_bw; */
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dragHeight = origHeight = h; /* - 2 * tmp_win->frame_bw; */
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clampTop = clampBottom = clampLeft = clampRight = clampDX = clampDY = 0;
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last_width = 0;
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last_height = 0;
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Scr->SizeStringOffset = SIZE_HINDENT;
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XResizeWindow (dpy, Scr->SizeWindow,
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Scr->SizeStringWidth + SIZE_HINDENT * 2,
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Scr->SizeFont.height + SIZE_VINDENT * 2);
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XMapRaised(dpy, Scr->SizeWindow);
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DisplaySize(tmp_win, origWidth, origHeight);
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MoveOutline (Scr->Root, dragx - tmp_win->frame_bw,
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dragy - tmp_win->frame_bw,
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dragWidth + 2 * tmp_win->frame_bw,
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dragHeight + 2 * tmp_win->frame_bw,
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tmp_win->frame_bw, tmp_win->title_height);
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}
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/**
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* begin a window resize operation from AddWindow
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* \param tmp_win the TwmWindow pointer
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*/
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void
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AddStartResize(TwmWindow *tmp_win, int x, int y, int w, int h)
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{
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XGrabServer(dpy);
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XGrabPointer(dpy, Scr->Root, True,
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ButtonReleaseMask | ButtonMotionMask | PointerMotionHintMask,
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GrabModeAsync, GrabModeAsync,
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Scr->Root, Scr->ResizeCursor, CurrentTime);
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dragx = x + tmp_win->frame_bw;
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dragy = y + tmp_win->frame_bw;
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origx = dragx;
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origy = dragy;
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dragWidth = origWidth = w - 2 * tmp_win->frame_bw;
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dragHeight = origHeight = h - 2 * tmp_win->frame_bw;
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clampTop = clampBottom = clampLeft = clampRight = clampDX = clampDY = 0;
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/*****
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if (Scr->AutoRelativeResize) {
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clampRight = clampBottom = 1;
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}
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*****/
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last_width = 0;
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last_height = 0;
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DisplaySize(tmp_win, origWidth, origHeight);
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}
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void
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MenuDoResize(int x_root, int y_root, TwmWindow *tmp_win)
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{
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int action;
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action = 0;
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x_root -= clampDX;
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y_root -= clampDY;
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if (clampTop) {
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int delta = y_root - dragy;
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if (dragHeight - delta < MINHEIGHT) {
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delta = dragHeight - MINHEIGHT;
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clampTop = 0;
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}
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dragy += delta;
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dragHeight -= delta;
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action = 1;
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}
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else if (y_root <= dragy/* ||
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y_root == findRootInfo(root)->rooty*/) {
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dragy = y_root;
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dragHeight = origy + origHeight -
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y_root;
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clampBottom = 0;
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clampTop = 1;
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clampDY = 0;
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action = 1;
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}
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if (clampLeft) {
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int delta = x_root - dragx;
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if (dragWidth - delta < MINWIDTH) {
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delta = dragWidth - MINWIDTH;
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clampLeft = 0;
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}
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dragx += delta;
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dragWidth -= delta;
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action = 1;
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}
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else if (x_root <= dragx/* ||
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x_root == findRootInfo(root)->rootx*/) {
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dragx = x_root;
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dragWidth = origx + origWidth -
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x_root;
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clampRight = 0;
|
||
clampLeft = 1;
|
||
clampDX = 0;
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action = 1;
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||
}
|
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if (clampBottom) {
|
||
int delta = y_root - dragy - dragHeight;
|
||
if (dragHeight + delta < MINHEIGHT) {
|
||
delta = MINHEIGHT - dragHeight;
|
||
clampBottom = 0;
|
||
}
|
||
dragHeight += delta;
|
||
action = 1;
|
||
}
|
||
else if (y_root >= dragy + dragHeight) {
|
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dragy = origy;
|
||
dragHeight = 1 + y_root - dragy;
|
||
clampTop = 0;
|
||
clampBottom = 1;
|
||
clampDY = 0;
|
||
action = 1;
|
||
}
|
||
if (clampRight) {
|
||
int delta = x_root - dragx - dragWidth;
|
||
if (dragWidth + delta < MINWIDTH) {
|
||
delta = MINWIDTH - dragWidth;
|
||
clampRight = 0;
|
||
}
|
||
dragWidth += delta;
|
||
action = 1;
|
||
}
|
||
else if (x_root >= dragx + dragWidth) {
|
||
dragx = origx;
|
||
dragWidth = 1 + x_root - origx;
|
||
clampLeft = 0;
|
||
clampRight = 1;
|
||
clampDX = 0;
|
||
action = 1;
|
||
}
|
||
|
||
if (action) {
|
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ConstrainSize (tmp_win, &dragWidth, &dragHeight);
|
||
if (clampLeft)
|
||
dragx = origx + origWidth - dragWidth;
|
||
if (clampTop)
|
||
dragy = origy + origHeight - dragHeight;
|
||
MoveOutline(Scr->Root,
|
||
dragx - tmp_win->frame_bw,
|
||
dragy - tmp_win->frame_bw,
|
||
dragWidth + 2 * tmp_win->frame_bw,
|
||
dragHeight + 2 * tmp_win->frame_bw,
|
||
tmp_win->frame_bw, tmp_win->title_height);
|
||
}
|
||
|
||
DisplaySize(tmp_win, dragWidth, dragHeight);
|
||
}
|
||
|
||
|
||
/**
|
||
* move the rubberband around. This is called for each motion event when
|
||
* we are resizing
|
||
*
|
||
* \param x_root the X corrdinate in the root window
|
||
* \param y_root the Y corrdinate in the root window
|
||
* \param tmp_win the current twm window
|
||
*/
|
||
void
|
||
DoResize(int x_root, int y_root, TwmWindow *tmp_win)
|
||
{
|
||
int action;
|
||
|
||
action = 0;
|
||
|
||
x_root -= clampDX;
|
||
y_root -= clampDY;
|
||
|
||
if (clampTop) {
|
||
int delta = y_root - dragy;
|
||
if (dragHeight - delta < MINHEIGHT) {
|
||
delta = dragHeight - MINHEIGHT;
|
||
clampTop = 0;
|
||
}
|
||
dragy += delta;
|
||
dragHeight -= delta;
|
||
action = 1;
|
||
}
|
||
else if (y_root <= dragy/* ||
|
||
y_root == findRootInfo(root)->rooty*/) {
|
||
dragy = y_root;
|
||
dragHeight = origy + origHeight -
|
||
y_root;
|
||
clampBottom = 0;
|
||
clampTop = 1;
|
||
clampDY = 0;
|
||
action = 1;
|
||
}
|
||
if (clampLeft) {
|
||
int delta = x_root - dragx;
|
||
if (dragWidth - delta < MINWIDTH) {
|
||
delta = dragWidth - MINWIDTH;
|
||
clampLeft = 0;
|
||
}
|
||
dragx += delta;
|
||
dragWidth -= delta;
|
||
action = 1;
|
||
}
|
||
else if (x_root <= dragx/* ||
|
||
x_root == findRootInfo(root)->rootx*/) {
|
||
dragx = x_root;
|
||
dragWidth = origx + origWidth -
|
||
x_root;
|
||
clampRight = 0;
|
||
clampLeft = 1;
|
||
clampDX = 0;
|
||
action = 1;
|
||
}
|
||
if (clampBottom) {
|
||
int delta = y_root - dragy - dragHeight;
|
||
if (dragHeight + delta < MINHEIGHT) {
|
||
delta = MINHEIGHT - dragHeight;
|
||
clampBottom = 0;
|
||
}
|
||
dragHeight += delta;
|
||
action = 1;
|
||
}
|
||
else if (y_root >= dragy + dragHeight - 1/* ||
|
||
y_root == findRootInfo(root)->rooty
|
||
+ findRootInfo(root)->rootheight - 1*/) {
|
||
dragy = origy;
|
||
dragHeight = 1 + y_root - dragy;
|
||
clampTop = 0;
|
||
clampBottom = 1;
|
||
clampDY = 0;
|
||
action = 1;
|
||
}
|
||
if (clampRight) {
|
||
int delta = x_root - dragx - dragWidth;
|
||
if (dragWidth + delta < MINWIDTH) {
|
||
delta = MINWIDTH - dragWidth;
|
||
clampRight = 0;
|
||
}
|
||
dragWidth += delta;
|
||
action = 1;
|
||
}
|
||
else if (x_root >= dragx + dragWidth - 1/* ||
|
||
x_root == findRootInfo(root)->rootx +
|
||
findRootInfo(root)->rootwidth - 1*/) {
|
||
dragx = origx;
|
||
dragWidth = 1 + x_root - origx;
|
||
clampLeft = 0;
|
||
clampRight = 1;
|
||
clampDX = 0;
|
||
action = 1;
|
||
}
|
||
|
||
if (action) {
|
||
ConstrainSize (tmp_win, &dragWidth, &dragHeight);
|
||
if (clampLeft)
|
||
dragx = origx + origWidth - dragWidth;
|
||
if (clampTop)
|
||
dragy = origy + origHeight - dragHeight;
|
||
MoveOutline(Scr->Root,
|
||
dragx - tmp_win->frame_bw,
|
||
dragy - tmp_win->frame_bw,
|
||
dragWidth + 2 * tmp_win->frame_bw,
|
||
dragHeight + 2 * tmp_win->frame_bw,
|
||
tmp_win->frame_bw, tmp_win->title_height);
|
||
}
|
||
|
||
DisplaySize(tmp_win, dragWidth, dragHeight);
|
||
}
|
||
|
||
/**
|
||
* display the size in the dimensions window.
|
||
*
|
||
* \param tmp_win the current twm window
|
||
* \param width the width of the rubber band
|
||
* \param height the height of the rubber band
|
||
*/
|
||
static void
|
||
DisplaySize(TwmWindow *tmp_win, int width, int height)
|
||
{
|
||
char str[100];
|
||
int dwidth;
|
||
int dheight;
|
||
|
||
if (last_width == width && last_height == height)
|
||
return;
|
||
|
||
last_width = width;
|
||
last_height = height;
|
||
|
||
dheight = height - tmp_win->title_height;
|
||
dwidth = width;
|
||
|
||
/*
|
||
* ICCCM says that PMinSize is the default is no PBaseSize is given,
|
||
* and vice-versa.
|
||
*/
|
||
if (tmp_win->hints.flags&(PMinSize|PBaseSize) && tmp_win->hints.flags & PResizeInc)
|
||
{
|
||
if (tmp_win->hints.flags & PBaseSize) {
|
||
dwidth -= tmp_win->hints.base_width;
|
||
dheight -= tmp_win->hints.base_height;
|
||
} else {
|
||
dwidth -= tmp_win->hints.min_width;
|
||
dheight -= tmp_win->hints.min_height;
|
||
}
|
||
}
|
||
|
||
if (tmp_win->hints.flags & PResizeInc)
|
||
{
|
||
dwidth /= tmp_win->hints.width_inc;
|
||
dheight /= tmp_win->hints.height_inc;
|
||
}
|
||
|
||
(void) snprintf (str, sizeof(str), " %4d x %-4d ", dwidth, dheight);
|
||
XRaiseWindow(dpy, Scr->SizeWindow);
|
||
MyFont_ChangeGC(Scr->DefaultC.fore, Scr->DefaultC.back, &Scr->SizeFont);
|
||
MyFont_DrawImageString (dpy, Scr->SizeWindow, &Scr->SizeFont,
|
||
Scr->NormalGC, Scr->SizeStringOffset,
|
||
Scr->SizeFont.ascent + SIZE_VINDENT,
|
||
str, 13);
|
||
}
|
||
|
||
/**
|
||
* finish the resize operation
|
||
*/
|
||
void
|
||
EndResize(void)
|
||
{
|
||
TwmWindow *tmp_win;
|
||
|
||
#ifdef DEBUG
|
||
fprintf(stderr, "EndResize\n");
|
||
#endif
|
||
|
||
MoveOutline(Scr->Root, 0, 0, 0, 0, 0, 0);
|
||
XUnmapWindow(dpy, Scr->SizeWindow);
|
||
|
||
XFindContext(dpy, ResizeWindow, TwmContext, (caddr_t *)&tmp_win);
|
||
|
||
ConstrainSize (tmp_win, &dragWidth, &dragHeight);
|
||
|
||
if (dragWidth != tmp_win->frame_width ||
|
||
dragHeight != tmp_win->frame_height)
|
||
tmp_win->zoomed = ZOOM_NONE;
|
||
|
||
SetupWindow (tmp_win, dragx - tmp_win->frame_bw, dragy - tmp_win->frame_bw,
|
||
dragWidth, dragHeight, -1);
|
||
|
||
if (!Scr->NoRaiseResize)
|
||
XRaiseWindow(dpy, tmp_win->frame);
|
||
|
||
UninstallRootColormap();
|
||
|
||
ResizeWindow = None;
|
||
}
|
||
|
||
void
|
||
MenuEndResize(TwmWindow *tmp_win)
|
||
{
|
||
MoveOutline(Scr->Root, 0, 0, 0, 0, 0, 0);
|
||
XUnmapWindow(dpy, Scr->SizeWindow);
|
||
ConstrainSize (tmp_win, &dragWidth, &dragHeight);
|
||
AddingX = dragx - tmp_win->frame_bw;
|
||
AddingY = dragy - tmp_win->frame_bw;
|
||
AddingW = dragWidth;/* + (2 * tmp_win->frame_bw);*/
|
||
AddingH = dragHeight;/* + (2 * tmp_win->frame_bw);*/
|
||
SetupWindow (tmp_win, AddingX, AddingY, AddingW, AddingH, -1);
|
||
}
|
||
|
||
|
||
|
||
/**
|
||
* finish the resize operation for AddWindo<w
|
||
*/
|
||
void
|
||
AddEndResize(TwmWindow *tmp_win)
|
||
{
|
||
|
||
#ifdef DEBUG
|
||
fprintf(stderr, "AddEndResize\n");
|
||
#endif
|
||
|
||
ConstrainSize (tmp_win, &dragWidth, &dragHeight);
|
||
AddingX = dragx - tmp_win->frame_bw;
|
||
AddingY = dragy - tmp_win->frame_bw;
|
||
AddingW = dragWidth + (2 * tmp_win->frame_bw);
|
||
AddingH = dragHeight + (2 * tmp_win->frame_bw);
|
||
}
|
||
|
||
/**
|
||
* adjust the given width and height to account for the constraints imposed
|
||
* by size hints.
|
||
*
|
||
* The general algorithm, especially the aspect ratio stuff, is
|
||
* borrowed from uwm's CheckConsistency routine.
|
||
*/
|
||
void
|
||
ConstrainSize (TwmWindow *tmp_win, int *widthp, int *heightp)
|
||
{
|
||
#define makemult(a,b) ((b==1) ? (a) : (((int)((a)/(b))) * (b)) )
|
||
#define _min(a,b) (((a) < (b)) ? (a) : (b))
|
||
|
||
int minWidth, minHeight, maxWidth, maxHeight, xinc, yinc, delta;
|
||
int baseWidth, baseHeight;
|
||
int dwidth = *widthp, dheight = *heightp;
|
||
|
||
|
||
dheight -= tmp_win->title_height;
|
||
|
||
if (tmp_win->hints.flags & PMinSize) {
|
||
minWidth = tmp_win->hints.min_width;
|
||
minHeight = tmp_win->hints.min_height;
|
||
} else if (tmp_win->hints.flags & PBaseSize) {
|
||
minWidth = tmp_win->hints.base_width;
|
||
minHeight = tmp_win->hints.base_height;
|
||
} else
|
||
minWidth = minHeight = 1;
|
||
|
||
if (tmp_win->hints.flags & PBaseSize) {
|
||
baseWidth = tmp_win->hints.base_width;
|
||
baseHeight = tmp_win->hints.base_height;
|
||
} else if (tmp_win->hints.flags & PMinSize) {
|
||
baseWidth = tmp_win->hints.min_width;
|
||
baseHeight = tmp_win->hints.min_height;
|
||
} else
|
||
baseWidth = baseHeight = 0;
|
||
|
||
|
||
if (tmp_win->hints.flags & PMaxSize) {
|
||
maxWidth = _min (Scr->MaxWindowWidth, tmp_win->hints.max_width);
|
||
maxHeight = _min (Scr->MaxWindowHeight, tmp_win->hints.max_height);
|
||
} else {
|
||
maxWidth = Scr->MaxWindowWidth;
|
||
maxHeight = Scr->MaxWindowHeight;
|
||
}
|
||
|
||
if (tmp_win->hints.flags & PResizeInc) {
|
||
xinc = tmp_win->hints.width_inc;
|
||
yinc = tmp_win->hints.height_inc;
|
||
} else
|
||
xinc = yinc = 1;
|
||
|
||
/*
|
||
* First, clamp to min and max values
|
||
*/
|
||
if (dwidth < minWidth) dwidth = minWidth;
|
||
if (dheight < minHeight) dheight = minHeight;
|
||
|
||
if (dwidth > maxWidth) dwidth = maxWidth;
|
||
if (dheight > maxHeight) dheight = maxHeight;
|
||
|
||
|
||
/*
|
||
* Second, fit to base + N * inc
|
||
*/
|
||
dwidth = ((dwidth - baseWidth) / xinc * xinc) + baseWidth;
|
||
dheight = ((dheight - baseHeight) / yinc * yinc) + baseHeight;
|
||
|
||
|
||
/*
|
||
* Third, adjust for aspect ratio
|
||
*/
|
||
#define maxAspectX tmp_win->hints.max_aspect.x
|
||
#define maxAspectY tmp_win->hints.max_aspect.y
|
||
#define minAspectX tmp_win->hints.min_aspect.x
|
||
#define minAspectY tmp_win->hints.min_aspect.y
|
||
/*
|
||
* The math looks like this:
|
||
*
|
||
* minAspectX dwidth maxAspectX
|
||
* ---------- <= ------- <= ----------
|
||
* minAspectY dheight maxAspectY
|
||
*
|
||
* If that is multiplied out, then the width and height are
|
||
* invalid in the following situations:
|
||
*
|
||
* minAspectX * dheight > minAspectY * dwidth
|
||
* maxAspectX * dheight < maxAspectY * dwidth
|
||
*
|
||
*/
|
||
|
||
if (tmp_win->hints.flags & PAspect)
|
||
{
|
||
if (minAspectX * dheight > minAspectY * dwidth)
|
||
{
|
||
delta = makemult(minAspectX * dheight / minAspectY - dwidth,
|
||
xinc);
|
||
if (dwidth + delta <= maxWidth) dwidth += delta;
|
||
else
|
||
{
|
||
delta = makemult(dheight - dwidth*minAspectY/minAspectX,
|
||
yinc);
|
||
if (dheight - delta >= minHeight) dheight -= delta;
|
||
}
|
||
}
|
||
|
||
if (maxAspectX * dheight < maxAspectY * dwidth)
|
||
{
|
||
delta = makemult(dwidth * maxAspectY / maxAspectX - dheight,
|
||
yinc);
|
||
if (dheight + delta <= maxHeight) dheight += delta;
|
||
else
|
||
{
|
||
delta = makemult(dwidth - maxAspectX*dheight/maxAspectY,
|
||
xinc);
|
||
if (dwidth - delta >= minWidth) dwidth -= delta;
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
/*
|
||
* Fourth, account for border width and title height
|
||
*/
|
||
*widthp = dwidth;
|
||
*heightp = dheight + tmp_win->title_height;
|
||
}
|
||
|
||
|
||
/**
|
||
* set window sizes, this was called from either AddWindow, EndResize, or
|
||
* HandleConfigureNotify.
|
||
*
|
||
* Special Considerations:
|
||
* This routine will check to make sure the window is not completely off the
|
||
* display, if it is, it'll bring some of it back on.
|
||
*
|
||
* The tmp_win->frame_XXX variables should NOT be updated with the values of
|
||
* x,y,w,h prior to calling this routine, since the new values are compared
|
||
* against the old to see whether a synthetic ConfigureNotify event should be
|
||
* sent. (It should be sent if the window was moved but not resized.)
|
||
*
|
||
* \param tmp_win the TwmWindow pointer
|
||
* \param x the x coordinate of the upper-left outer corner of the frame
|
||
* \param y the y coordinate of the upper-left outer corner of the frame
|
||
* \param w the width of the frame window w/o border
|
||
* \param h the height of the frame window w/o border
|
||
* \param bw the border width of the frame window or -1 not to change
|
||
*/
|
||
void SetupWindow (TwmWindow *tmp_win, int x, int y, int w, int h, int bw)
|
||
{
|
||
SetupFrame (tmp_win, x, y, w, h, bw, False);
|
||
}
|
||
|
||
/**
|
||
* \param sendEvent whether or not to force a send
|
||
*/
|
||
void SetupFrame (TwmWindow *tmp_win, int x, int y, int w, int h, int bw, Bool sendEvent)
|
||
{
|
||
XEvent client_event;
|
||
XWindowChanges frame_wc, xwc;
|
||
unsigned long frame_mask, xwcm;
|
||
int title_width, title_height;
|
||
int reShape;
|
||
|
||
#ifdef DEBUG
|
||
fprintf (stderr, "SetupWindow: x=%d, y=%d, w=%d, h=%d, bw=%d\n",
|
||
x, y, w, h, bw);
|
||
#endif
|
||
|
||
if (x >= Scr->MyDisplayWidth)
|
||
x = Scr->MyDisplayWidth - 16; /* one "average" cursor width */
|
||
if (y >= Scr->MyDisplayHeight)
|
||
y = Scr->MyDisplayHeight - 16; /* one "average" cursor width */
|
||
if (bw < 0)
|
||
bw = tmp_win->frame_bw; /* -1 means current frame width */
|
||
|
||
/*
|
||
* According to the July 27, 1988 ICCCM draft, we should send a
|
||
* "synthetic" ConfigureNotify event to the client if the window
|
||
* was moved but not resized.
|
||
*/
|
||
if (((x != tmp_win->frame_x || y != tmp_win->frame_y) &&
|
||
(w == tmp_win->frame_width && h == tmp_win->frame_height)) ||
|
||
(bw != tmp_win->frame_bw))
|
||
sendEvent = TRUE;
|
||
|
||
xwcm = CWWidth;
|
||
title_width = xwc.width = w;
|
||
title_height = Scr->TitleHeight + bw;
|
||
|
||
ComputeWindowTitleOffsets (tmp_win, xwc.width, True);
|
||
|
||
reShape = (tmp_win->wShaped ? TRUE : FALSE);
|
||
if (tmp_win->squeeze) /* check for title shaping */
|
||
{
|
||
title_width = tmp_win->rightx + Scr->TBInfo.rightoff;
|
||
if (title_width < xwc.width)
|
||
{
|
||
xwc.width = title_width;
|
||
if (tmp_win->frame_height != h ||
|
||
tmp_win->frame_width != w ||
|
||
tmp_win->frame_bw != bw ||
|
||
title_width != tmp_win->title_width)
|
||
reShape = TRUE;
|
||
}
|
||
else
|
||
{
|
||
if (!tmp_win->wShaped) reShape = TRUE;
|
||
title_width = xwc.width;
|
||
}
|
||
}
|
||
|
||
tmp_win->title_width = title_width;
|
||
if (tmp_win->title_height) tmp_win->title_height = title_height;
|
||
|
||
if (tmp_win->title_w) {
|
||
if (bw != tmp_win->frame_bw) {
|
||
xwc.border_width = bw;
|
||
tmp_win->title_x = xwc.x = -bw;
|
||
tmp_win->title_y = xwc.y = -bw;
|
||
xwcm |= (CWX | CWY | CWBorderWidth);
|
||
}
|
||
|
||
XConfigureWindow(dpy, tmp_win->title_w, xwcm, &xwc);
|
||
}
|
||
|
||
if (tmp_win->attr.width != w)
|
||
tmp_win->widthEverChangedByUser = True;
|
||
|
||
if (tmp_win->attr.height != (h - tmp_win->title_height))
|
||
tmp_win->heightEverChangedByUser = True;
|
||
|
||
tmp_win->attr.width = w;
|
||
tmp_win->attr.height = h - tmp_win->title_height;
|
||
|
||
XMoveResizeWindow (dpy, tmp_win->w, 0, tmp_win->title_height,
|
||
w, h - tmp_win->title_height);
|
||
|
||
/*
|
||
* fix up frame and assign size/location values in tmp_win
|
||
*/
|
||
frame_mask = 0;
|
||
if (bw != tmp_win->frame_bw) {
|
||
frame_wc.border_width = tmp_win->frame_bw = bw;
|
||
frame_mask |= CWBorderWidth;
|
||
}
|
||
frame_wc.x = tmp_win->frame_x = x;
|
||
frame_wc.y = tmp_win->frame_y = y;
|
||
frame_wc.width = tmp_win->frame_width = w;
|
||
frame_wc.height = tmp_win->frame_height = h;
|
||
frame_mask |= (CWX | CWY | CWWidth | CWHeight);
|
||
XConfigureWindow (dpy, tmp_win->frame, frame_mask, &frame_wc);
|
||
|
||
/*
|
||
* fix up highlight window
|
||
*/
|
||
if (tmp_win->title_height && tmp_win->hilite_w)
|
||
{
|
||
xwc.width = (tmp_win->rightx - tmp_win->highlightx);
|
||
if (Scr->TBInfo.nright > 0) xwc.width -= TITLE_PADDING;
|
||
if (xwc.width <= 0) {
|
||
xwc.x = Scr->MyDisplayWidth; /* move offscreen */
|
||
xwc.width = 1;
|
||
} else {
|
||
xwc.x = tmp_win->highlightx;
|
||
}
|
||
|
||
xwcm = CWX | CWWidth;
|
||
XConfigureWindow(dpy, tmp_win->hilite_w, xwcm, &xwc);
|
||
}
|
||
|
||
if (HasShape && reShape) {
|
||
SetFrameShape (tmp_win);
|
||
}
|
||
|
||
if (sendEvent)
|
||
{
|
||
client_event.type = ConfigureNotify;
|
||
client_event.xconfigure.display = dpy;
|
||
client_event.xconfigure.event = tmp_win->w;
|
||
client_event.xconfigure.window = tmp_win->w;
|
||
client_event.xconfigure.x = (x + tmp_win->frame_bw - tmp_win->old_bw);
|
||
client_event.xconfigure.y = (y + tmp_win->frame_bw +
|
||
tmp_win->title_height - tmp_win->old_bw);
|
||
client_event.xconfigure.width = tmp_win->frame_width;
|
||
client_event.xconfigure.height = tmp_win->frame_height -
|
||
tmp_win->title_height;
|
||
client_event.xconfigure.border_width = tmp_win->old_bw;
|
||
/* Real ConfigureNotify events say we're above title window, so ... */
|
||
/* what if we don't have a title ????? */
|
||
client_event.xconfigure.above = tmp_win->frame;
|
||
client_event.xconfigure.override_redirect = False;
|
||
XSendEvent(dpy, tmp_win->w, False, StructureNotifyMask, &client_event);
|
||
}
|
||
}
|
||
|
||
|
||
/**
|
||
* zooms window to full height of screen or to full height and width of screen.
|
||
* (Toggles so that it can undo the zoom - even when switching between fullzoom
|
||
* and vertical zoom.)
|
||
*
|
||
* \param tmp_win the TwmWindow pointer
|
||
*/
|
||
void
|
||
fullzoom(TwmWindow *tmp_win, int flag)
|
||
{
|
||
Window junkRoot;
|
||
unsigned int junkbw, junkDepth;
|
||
int basex, basey;
|
||
int frame_bw_times_2;
|
||
|
||
XGetGeometry(dpy, (Drawable) tmp_win->frame, &junkRoot,
|
||
&dragx, &dragy, (unsigned int *)&dragWidth, (unsigned int *)&dragHeight, &junkbw,
|
||
&junkDepth);
|
||
|
||
basex = 0;
|
||
basey = 0;
|
||
|
||
if (tmp_win->zoomed == flag)
|
||
{
|
||
dragHeight = tmp_win->save_frame_height;
|
||
dragWidth = tmp_win->save_frame_width;
|
||
dragx = tmp_win->save_frame_x;
|
||
dragy = tmp_win->save_frame_y;
|
||
tmp_win->zoomed = ZOOM_NONE;
|
||
}
|
||
else
|
||
{
|
||
if (tmp_win->zoomed == ZOOM_NONE)
|
||
{
|
||
tmp_win->save_frame_x = dragx;
|
||
tmp_win->save_frame_y = dragy;
|
||
tmp_win->save_frame_width = dragWidth;
|
||
tmp_win->save_frame_height = dragHeight;
|
||
tmp_win->zoomed = flag;
|
||
}
|
||
else
|
||
tmp_win->zoomed = flag;
|
||
|
||
|
||
frame_bw_times_2 = 2*tmp_win->frame_bw;
|
||
|
||
switch (flag)
|
||
{
|
||
case ZOOM_NONE:
|
||
break;
|
||
case F_ZOOM:
|
||
dragHeight = Scr->MyDisplayHeight - frame_bw_times_2;
|
||
dragy=basey;
|
||
break;
|
||
case F_HORIZOOM:
|
||
dragx = basex;
|
||
dragWidth = Scr->MyDisplayWidth - frame_bw_times_2;
|
||
break;
|
||
case F_FULLZOOM:
|
||
dragx = basex;
|
||
dragy = basey;
|
||
dragHeight = Scr->MyDisplayHeight - frame_bw_times_2;
|
||
dragWidth = Scr->MyDisplayWidth - frame_bw_times_2;
|
||
break;
|
||
case F_LEFTZOOM:
|
||
dragx = basex;
|
||
dragy = basey;
|
||
dragHeight = Scr->MyDisplayHeight - frame_bw_times_2;
|
||
dragWidth = Scr->MyDisplayWidth/2 - frame_bw_times_2;
|
||
break;
|
||
case F_RIGHTZOOM:
|
||
dragx = basex + Scr->MyDisplayWidth/2;
|
||
dragy = basey;
|
||
dragHeight = Scr->MyDisplayHeight - frame_bw_times_2;
|
||
dragWidth = Scr->MyDisplayWidth/2 - frame_bw_times_2;
|
||
break;
|
||
case F_TOPZOOM:
|
||
dragx = basex;
|
||
dragy = basey;
|
||
dragHeight = Scr->MyDisplayHeight/2 - frame_bw_times_2;
|
||
dragWidth = Scr->MyDisplayWidth - frame_bw_times_2;
|
||
break;
|
||
case F_BOTTOMZOOM:
|
||
dragx = basex;
|
||
dragy = basey + Scr->MyDisplayHeight/2;
|
||
dragHeight = Scr->MyDisplayHeight/2 - frame_bw_times_2;
|
||
dragWidth = Scr->MyDisplayWidth - frame_bw_times_2;
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (!Scr->NoRaiseResize)
|
||
XRaiseWindow(dpy, tmp_win->frame);
|
||
|
||
ConstrainSize(tmp_win, &dragWidth, &dragHeight);
|
||
|
||
SetupWindow (tmp_win, dragx , dragy , dragWidth, dragHeight, -1);
|
||
XUngrabPointer (dpy, CurrentTime);
|
||
XUngrabServer (dpy);
|
||
}
|
||
|
||
void
|
||
SetFrameShape (TwmWindow *tmp)
|
||
{
|
||
/*
|
||
* see if the titlebar needs to move
|
||
*/
|
||
if (tmp->title_w) {
|
||
int oldx = tmp->title_x, oldy = tmp->title_y;
|
||
ComputeTitleLocation (tmp);
|
||
if (oldx != tmp->title_x || oldy != tmp->title_y)
|
||
XMoveWindow (dpy, tmp->title_w, tmp->title_x, tmp->title_y);
|
||
}
|
||
|
||
/*
|
||
* The frame consists of the shape of the contents window offset by
|
||
* title_height or'ed with the shape of title_w (which is always
|
||
* rectangular).
|
||
*/
|
||
if (tmp->wShaped) {
|
||
/*
|
||
* need to do general case
|
||
*/
|
||
XShapeCombineShape (dpy, tmp->frame, ShapeBounding,
|
||
0, tmp->title_height, tmp->w,
|
||
ShapeBounding, ShapeSet);
|
||
if (tmp->title_w) {
|
||
XShapeCombineShape (dpy, tmp->frame, ShapeBounding,
|
||
tmp->title_x + tmp->frame_bw,
|
||
tmp->title_y + tmp->frame_bw,
|
||
tmp->title_w, ShapeBounding,
|
||
ShapeUnion);
|
||
}
|
||
} else {
|
||
/*
|
||
* can optimize rectangular contents window
|
||
*/
|
||
if (tmp->squeeze) {
|
||
XRectangle newBounding[2];
|
||
XRectangle newClip[2];
|
||
int fbw2 = 2 * tmp->frame_bw;
|
||
|
||
/*
|
||
* Build the border clipping rectangles; one around title, one
|
||
* around window. The title_[xy] field already have had frame_bw
|
||
* subtracted off them so that they line up properly in the frame.
|
||
*
|
||
* The frame_width and frame_height do *not* include borders.
|
||
*/
|
||
/* border */
|
||
newBounding[0].x = tmp->title_x;
|
||
newBounding[0].y = tmp->title_y;
|
||
newBounding[0].width = tmp->title_width + fbw2;
|
||
newBounding[0].height = tmp->title_height;
|
||
newBounding[1].x = -tmp->frame_bw;
|
||
newBounding[1].y = Scr->TitleHeight;
|
||
newBounding[1].width = tmp->attr.width + fbw2;
|
||
newBounding[1].height = tmp->attr.height + fbw2;
|
||
XShapeCombineRectangles (dpy, tmp->frame, ShapeBounding, 0, 0,
|
||
newBounding, 2, ShapeSet, YXBanded);
|
||
/* insides */
|
||
newClip[0].x = tmp->title_x + tmp->frame_bw;
|
||
newClip[0].y = 0;
|
||
newClip[0].width = tmp->title_width;
|
||
newClip[0].height = Scr->TitleHeight;
|
||
newClip[1].x = 0;
|
||
newClip[1].y = tmp->title_height;
|
||
newClip[1].width = tmp->attr.width;
|
||
newClip[1].height = tmp->attr.height;
|
||
XShapeCombineRectangles (dpy, tmp->frame, ShapeClip, 0, 0,
|
||
newClip, 2, ShapeSet, YXBanded);
|
||
} else {
|
||
(void) XShapeCombineMask (dpy, tmp->frame, ShapeBounding, 0, 0,
|
||
None, ShapeSet);
|
||
(void) XShapeCombineMask (dpy, tmp->frame, ShapeClip, 0, 0,
|
||
None, ShapeSet);
|
||
}
|
||
}
|
||
}
|
||
|
||
/*
|
||
* Squeezed Title:
|
||
*
|
||
* tmp->title_x
|
||
* 0 |
|
||
* tmp->title_y ........+--------------+......... -+,- tmp->frame_bw
|
||
* 0 : ......| +----------+ |....... : -++
|
||
* : : | | | | : : ||-Scr->TitleHeight
|
||
* : : | | | | : : ||
|
||
* +-------+ +----------+ +--------+ -+|-tmp->title_height
|
||
* | +---------------------------+ | --+
|
||
* | | | |
|
||
* | | | |
|
||
* | | | |
|
||
* | | | |
|
||
* | | | |
|
||
* | +---------------------------+ |
|
||
* +-------------------------------+
|
||
*
|
||
*
|
||
* Unsqueezed Title:
|
||
*
|
||
* tmp->title_x
|
||
* | 0
|
||
* tmp->title_y +-------------------------------+ -+,tmp->frame_bw
|
||
* 0 | +---------------------------+ | -+'
|
||
* | | | | |-Scr->TitleHeight
|
||
* | | | | |
|
||
* + +---------------------------+ + -+
|
||
* |-+---------------------------+-|
|
||
* | | | |
|
||
* | | | |
|
||
* | | | |
|
||
* | | | |
|
||
* | | | |
|
||
* | +---------------------------+ |
|
||
* +-------------------------------+
|
||
*
|
||
*
|
||
*
|
||
* Dimensions and Positions:
|
||
*
|
||
* frame orgin (0, 0)
|
||
* frame upper left border (-tmp->frame_bw, -tmp->frame_bw)
|
||
* frame size w/o border tmp->frame_width , tmp->frame_height
|
||
* frame/title border width tmp->frame_bw
|
||
* extra title height w/o bdr tmp->title_height = TitleHeight + frame_bw
|
||
* title window height Scr->TitleHeight
|
||
* title origin w/o border (tmp->title_x, tmp->title_y)
|
||
* client origin (0, Scr->TitleHeight + tmp->frame_bw)
|
||
* client size tmp->attr.width , tmp->attr.height
|
||
*
|
||
* When shaping, need to remember that the width and height of rectangles
|
||
* are really deltax and deltay to lower right handle corner, so they need
|
||
* to have -1 subtracted from would normally be the actual extents.
|
||
*/
|