1 files changed, 431 insertions, 0 deletions

diff --git a/src/FbTk/FbWindow.cc b/src/FbTk/FbWindow.cc
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+++ b/src/FbTk/FbWindow.cc
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+// FbWindow.cc for FbTk - fluxbox toolkit
+// Copyright (c) 2002-2003 Henrik Kinnunen (fluxgen at users.sourceforge.net)
+//
+// Permission is hereby granted, free of charge, to any person obtaining a
+// copy of this software and associated documentation files (the "Software"),
+// to deal in the Software without restriction, including without limitation
+// the rights to use, copy, modify, merge, publish, distribute, sublicense,
+// and/or sell copies of the Software, and to permit persons to whom the
+// Software is furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+// DEALINGS IN THE SOFTWARE.
+
+// $Id: FbWindow.cc,v 1.29 2003/12/30 17:17:05 fluxgen Exp $
+
+#include "FbWindow.hh"
+
+#include "EventManager.hh"
+#include "Color.hh"
+#include "App.hh"
+#include "Transparent.hh"
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif // HAVE_CONFIG_H
+
+#include <X11/Xatom.h>
+
+#include <cassert>
+
+namespace FbTk {
+
+namespace {
+Pixmap getRootPixmap(int screen_num) {
+    Pixmap root_pm = 0;
+    // get root pixmap for transparency
+    Display *disp = FbTk::App::instance()->display();
+    Atom real_type;
+    int real_format;
+    unsigned long items_read, items_left;
+    unsigned int *data;
+    if (XGetWindowProperty(disp, RootWindow(disp, screen_num), 
+                           XInternAtom(disp, "_XROOTPMAP_ID", false),
+                           0L, 1L, 
+                           false, XA_PIXMAP, &real_type,
+                           &real_format, &items_read, &items_left, 
+                           (unsigned char **) &data) == Success && 
+        items_read) { 
+        root_pm = (Pixmap) (*data);                  
+        XFree(data);
+    }
+
+    return root_pm; 
+}
+
+}; // end anonymous namespace
+
+Display *FbWindow::s_display = 0;
+
+FbWindow::FbWindow():m_parent(0), m_screen_num(0), m_window(0), m_x(0), m_y(0), 
+                     m_width(0), m_height(0), m_border_width(0), m_depth(0), m_destroy(true),
+                     m_buffer_pm(0) {
+
+    if (s_display == 0)
+        s_display = App::instance()->display();
+}
+
+FbWindow::FbWindow(const FbWindow& the_copy):m_parent(the_copy.parent()), 
+                                             m_screen_num(the_copy.screenNumber()), m_window(the_copy.window()), 
+                                             m_x(the_copy.x()), m_y(the_copy.y()), 
+                                             m_width(the_copy.width()), m_height(the_copy.height()),
+                                             m_border_width(the_copy.borderWidth()), 
+                                             m_depth(the_copy.depth()), m_destroy(true),
+                                             m_buffer_pm(0) {
+    if (s_display == 0)
+        s_display = App::instance()->display();
+
+    the_copy.m_window = 0;
+}
+
+FbWindow::FbWindow(int screen_num,
+                   int x, int y, 
+                   unsigned int width, unsigned int height, 
+                   long eventmask, 
+                   bool override_redirect,
+                   int depth,
+                   int class_type):
+    m_screen_num(screen_num),
+    m_parent(0), m_destroy(true),
+    m_buffer_pm(0) {
+        
+    create(RootWindow(FbTk::App::instance()->display(), screen_num), 
+           x, y, width, height, eventmask,
+           override_redirect, depth, class_type);
+};
+
+FbWindow::FbWindow(const FbWindow &parent,
+                   int x, int y, unsigned int width, unsigned int height, 
+                   long eventmask,
+                   bool override_redirect, 
+                   int depth, int class_type):
+    m_parent(&parent),
+    m_screen_num(parent.screenNumber()), m_destroy(true),
+    m_buffer_pm(0) { 
+
+    create(parent.window(), x, y, width, height, eventmask, 
+           override_redirect, depth, class_type);
+        
+        
+};
+
+FbWindow::FbWindow(Window client):m_parent(0), m_window(0),
+                                  m_screen_num(0),
+                                  m_x(0), m_y(0),
+                                  m_width(1), m_height(1),
+                                  m_border_width(0),
+                                  m_depth(0),
+                                  m_destroy(false),  // don't destroy this window
+                                  m_buffer_pm(0) {
+
+    if (s_display == 0)
+        s_display = App::instance()->display();
+
+    setNew(client);
+}
+
+FbWindow::~FbWindow() {
+
+    if (m_window != 0) {
+        // so we don't get any dangling eventhandler for this window
+        FbTk::EventManager::instance()->remove(m_window); 
+        if (m_destroy)
+            XDestroyWindow(s_display, m_window);     
+    }
+}
+
+
+void FbWindow::setBackgroundColor(const FbTk::Color &bg_color) {
+    XSetWindowBackground(s_display, m_window, bg_color.pixel());
+}
+
+void FbWindow::setBackgroundPixmap(Pixmap bg_pixmap) {
+    XSetWindowBackgroundPixmap(s_display, m_window, bg_pixmap);
+}
+
+void FbWindow::setBorderColor(const FbTk::Color &border_color) {
+    XSetWindowBorder(s_display, m_window, border_color.pixel());
+}
+
+void FbWindow::setBorderWidth(unsigned int size) {      
+    XSetWindowBorderWidth(s_display, m_window, size);
+    m_border_width = size;
+}
+
+void FbWindow::setName(const char *name) {
+    XStoreName(s_display, m_window, name);
+}
+
+void FbWindow::setEventMask(long mask) {
+    XSelectInput(s_display, m_window, mask);
+}
+
+void FbWindow::clear() {
+    XClearWindow(s_display, m_window);
+}
+
+void FbWindow::clearArea(int x, int y, 
+                         unsigned int width, unsigned int height, 
+                         bool exposures) {
+    XClearArea(s_display, window(), x, y, width, height, exposures);
+}
+
+void FbWindow::updateTransparent(int the_x, int the_y, unsigned int the_width, unsigned int the_height) {
+#ifdef HAVE_XRENDER
+    if (width() == 0 || height() == 0)
+        return;
+
+    if (the_width == 0 || the_height == 0) {
+        the_width = width();
+        the_height = height();
+    }
+
+    if (the_x < 0 || the_y < 0) {
+        the_x = 0;
+        the_y = 0;
+    }
+
+    if (!m_transparent.get())
+        return;
+
+    // update source and destination if needed
+    Pixmap root = getRootPixmap(screenNumber());
+    if (m_transparent->source() != root)
+        m_transparent->setSource(root, screenNumber());
+
+    if (m_buffer_pm) {
+        if (m_transparent->dest() != m_buffer_pm) {
+            m_transparent->setDest(m_buffer_pm, screenNumber());
+        }
+    } else if (m_transparent->dest() != window())
+        m_transparent->setDest(window(), screenNumber());
+
+
+    // get root position
+
+    const FbWindow *root_parent = parent();
+    // our position in parent ("root")
+    int root_x = x() + borderWidth(), root_y = y() + borderWidth();
+    if (root_parent != 0) {
+        root_x += root_parent->x() + root_parent->borderWidth();
+        root_y += root_parent->y() + root_parent->borderWidth();
+        while (root_parent->parent() != 0) {
+            root_parent = root_parent->parent();
+            root_x += root_parent->x() + root_parent->borderWidth();
+            root_y += root_parent->y() + root_parent->borderWidth();
+        }
+
+    } // else toplevel window so we already have x, y set
+
+    // render background image from root pos to our window
+    m_transparent->render(root_x + the_x, root_y + the_y,
+                          the_x, the_y,
+                          the_width, the_height);
+#endif // HAVE_XRENDER
+}
+
+void FbWindow::setAlpha(unsigned char alpha) {
+#ifdef HAVE_XRENDER
+    if (m_transparent.get() == 0 && alpha != 0) {
+        m_transparent.reset(new Transparent(getRootPixmap(screenNumber()), window(), alpha, screenNumber()));
+    } else if (alpha != 0 && alpha != m_transparent->alpha())
+        m_transparent->setAlpha(alpha);
+    else if (alpha == 0)
+        m_transparent.reset(0); // destroy transparent object
+#endif // HAVE_XRENDER
+}
+
+
+FbWindow &FbWindow::operator = (const FbWindow &win) {
+    m_parent = win.parent();
+    m_screen_num = win.screenNumber();
+    m_window = win.window();
+    m_x = win.x();
+    m_y = win.y();
+    m_width = win.width();
+    m_height = win.height();
+    m_border_width = win.borderWidth();
+    m_depth = win.depth();
+    // take over this window
+    win.m_window = 0;
+    return *this;
+}
+
+FbWindow &FbWindow::operator = (Window win) {
+    setNew(win);        
+    return *this;
+}
+
+void FbWindow::setNew(Window win) {
+    if (s_display == 0)
+        s_display = App::instance()->display();
+
+    if (m_window != 0 && m_destroy)
+        XDestroyWindow(s_display, m_window);
+
+    m_window = win;
+
+    if (m_window != 0) {
+        updateGeometry();
+        XWindowAttributes attr;
+        attr.screen = 0;
+        //get screen number
+        if (XGetWindowAttributes(s_display,
+                                 m_window,
+                                 &attr) != 0 && attr.screen != 0) {
+            m_screen_num = XScreenNumberOfScreen(attr.screen);
+            m_width = attr.width;
+            m_height = attr.height ;
+            m_x = attr.x;
+            m_y = attr.y;
+            m_depth = attr.depth;
+            m_border_width = attr.border_width;
+        }
+        
+    }
+}
+
+void FbWindow::show() {
+    XMapWindow(s_display, m_window);
+}
+
+void FbWindow::showSubwindows() {
+    XMapSubwindows(s_display, m_window);
+}
+
+void FbWindow::hide() {
+    XUnmapWindow(s_display, m_window);
+}
+
+void FbWindow::lower() {
+    XLowerWindow(s_display, window());
+}
+
+void FbWindow::raise() {
+    XRaiseWindow(s_display, window());
+}
+
+void FbWindow::setInputFocus(int revert_to, int time) {
+    XSetInputFocus(s_display, window(), revert_to, time);
+}
+
+void FbWindow::setCursor(Cursor cur) {
+    XDefineCursor(s_display, window(), cur); 
+}
+
+void FbWindow::unsetCursor() {
+    XUndefineCursor(s_display, window());
+}
+
+void FbWindow::reparent(const FbWindow &parent, int x, int y) {
+    XReparentWindow(s_display, window(), parent.window(), x, y);
+    m_parent = &parent;
+    updateGeometry();
+}
+
+bool FbWindow::property(Atom property,
+                        long long_offset, long long_length,
+                        bool do_delete,
+                        Atom req_type,
+                        Atom *actual_type_return,
+                        int *actual_format_return,
+                        unsigned long *nitems_return,
+                        unsigned long *bytes_after_return,
+                        unsigned char **prop_return) const {
+    if (XGetWindowProperty(s_display, window(), 
+                           property, long_offset, long_length, do_delete, 
+                           req_type, actual_type_return,
+                           actual_format_return, nitems_return,
+                           bytes_after_return, prop_return) == Success)
+        return true;
+
+    return false;
+}
+
+void FbWindow::changeProperty(Atom property, Atom type,
+                              int format,
+                              int mode,
+                              unsigned char *data,
+                              int nelements) {
+    
+    XChangeProperty(s_display, m_window, property, type,
+                    format, mode, 
+                    data, nelements);
+}
+
+int FbWindow::screenNumber() const {
+    return m_screen_num;
+}
+
+long FbWindow::eventMask() const {
+    XWindowAttributes attrib;
+    if (XGetWindowAttributes(s_display, window(), 
+                         &attrib) == Success) {
+        return attrib.your_event_mask;
+    }
+    return 0;
+}
+
+void FbWindow::setBufferPixmap(Pixmap pm) {
+    m_buffer_pm = pm;
+}
+
+void FbWindow::updateGeometry() {
+    if (m_window == 0)
+        return;
+
+    Window root;
+    unsigned int border_width, depth;
+    XGetGeometry(s_display, m_window, &root, &m_x, &m_y,
+                 (unsigned int *)&m_width, (unsigned int *)&m_height, 
+                 &border_width, &depth);
+    m_depth = depth;
+}
+
+void FbWindow::create(Window parent, int x, int y,
+                      unsigned int width, unsigned int height, 
+                      long eventmask, bool override_redirect,
+                      int depth, int class_type) {
+                     
+
+    if (s_display == 0)
+        s_display = FbTk::App::instance()->display();
+
+    m_border_width = 0;
+
+    long valmask = CWEventMask;
+    XSetWindowAttributes values;
+    values.event_mask = eventmask;
+
+    if (override_redirect) {        
+        valmask |= CWOverrideRedirect;
+        values.override_redirect = True;
+    }
+
+    m_window = XCreateWindow(s_display, parent, x, y, width, height,
+                             0, // border width  
+                             depth, // depth
+                             class_type, // class
+                             CopyFromParent, // visual
+                             valmask, // create mask
+                             &values); // create atrribs
+    
+    assert(m_window);
+
+    updateGeometry();
+    FbWindow::setBackgroundColor(Color("gray", screenNumber()));
+}
+
+bool operator == (Window win, const FbWindow &fbwin) {
+    return win == fbwin.window();
+}
+
+};