138 lines
4.2 KiB
C
138 lines
4.2 KiB
C
/*
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* swindow.c - simple window handling functions
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*
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* Copyright © 2008 Julien Danjou <julien@danjou.info>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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*/
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#include "common/swindow.h"
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#include "common/util.h"
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/** Create a simple window
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* \param disp Display ref
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* \param phys_screen physical screen id
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* \param x x coordinate
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* \param y y coordinate
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* \param w width
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* \param h height
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* \param border_width window's border width
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* \return pointer to a SimpleWindow
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*/
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SimpleWindow *
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simplewindow_new(Display *disp, int phys_screen, int x, int y,
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unsigned int w, unsigned int h,
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unsigned int border_width)
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{
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XSetWindowAttributes wa;
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SimpleWindow *sw;
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sw = p_new(SimpleWindow, 1);
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sw->geometry.x = x;
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sw->geometry.y = y;
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sw->geometry.width = w;
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sw->geometry.height = h;
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sw->display = disp;
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sw->phys_screen = phys_screen;
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wa.event_mask = SubstructureRedirectMask | SubstructureNotifyMask
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| EnterWindowMask | LeaveWindowMask | StructureNotifyMask
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| ButtonPressMask | ExposureMask;
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wa.override_redirect = 1;
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wa.background_pixmap = ParentRelative;
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sw->window = XCreateWindow(disp,
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RootWindow(disp, phys_screen),
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x, y, w, h,
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border_width,
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DefaultDepth(disp, phys_screen),
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CopyFromParent,
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DefaultVisual(disp, phys_screen),
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CWOverrideRedirect | CWBackPixmap | CWEventMask,
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&wa);
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XSelectInput(disp, sw->window, wa.event_mask);
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sw->drawable = XCreatePixmap(disp,
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RootWindow(disp, phys_screen),
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w, h,
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DefaultDepth(disp, phys_screen));
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return sw;
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}
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/** Destroy a simple window and all its resources
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* \param sw the SimpleWindow to delete
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*/
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void
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simplewindow_delete(SimpleWindow **sw)
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{
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XDestroyWindow((*sw)->display, (*sw)->window);
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XFreePixmap((*sw)->display, (*sw)->drawable);
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p_delete(sw);
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}
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/** Move a simple window
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* \param sw the SimpleWindow to move
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* \param x x coordinate
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* \param y y coordinate
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* \return status
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*/
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int
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simplewindow_move(SimpleWindow *sw, int x, int y)
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{
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sw->geometry.x = x;
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sw->geometry.y = y;
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return XMoveWindow(sw->display, sw->window, x, y);
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}
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/** Resize a simple window
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* \param sw the SimpleWindow to resize
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* \param w new width
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* \param h new height
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* \return status
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*/
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int
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simplewindow_resize(SimpleWindow *sw, unsigned int w, unsigned int h)
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{
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sw->geometry.width = w;
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sw->geometry.height = h;
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XFreePixmap(sw->display, sw->drawable);
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sw->drawable = XCreatePixmap(sw->display,
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RootWindow(sw->display, sw->phys_screen),
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w, h,
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DefaultDepth(sw->display, sw->phys_screen));
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return XResizeWindow(sw->display, sw->window, w, h);
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}
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/** Refresh the window content
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* \param sw the SimpleWindow to refresh
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* \param phys_screen physical screen id
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* \return status
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*/
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int
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simplewindow_refresh_drawable(SimpleWindow *sw, int phys_screen)
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{
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return XCopyArea(sw->display, sw->drawable,
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sw->window,
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DefaultGC(sw->display, phys_screen), 0, 0,
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sw->geometry.width,
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sw->geometry.height,
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0, 0);
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}
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// vim: filetype=c:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80
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