oops, readd crunch submodule

[xonotic/netradiant.git] / libs / gtkutil / cursor.cpp

diff --git a/libs/gtkutil/cursor.cpp b/libs/gtkutil/cursor.cpp
index 6005bf1f8dae372696c8ecc6b6c76d58bb8ddaf0..671775716451cbecf13cbcc260784cf96b736a07 100644 (file)
--- a/libs/gtkutil/cursor.cpp
+++ b/libs/gtkutil/cursor.cpp
@@ -24,67 +24,108 @@
 #include "stream/textstream.h"
 
 #include <string.h>
-#include <gdk/gdkcursor.h>
-#include <gdk/gdkpixmap.h>
-
-
-GdkCursor* create_blank_cursor(){
-       GdkPixmap *pixmap;
-       GdkBitmap *mask;
-       char buffer [( 32 * 32 ) / 8];
-       memset( buffer, 0, ( 32 * 32 ) / 8 );
-       GdkColor white = {0, 0xffff, 0xffff, 0xffff};
-       GdkColor black = {0, 0x0000, 0x0000, 0x0000};
-       pixmap = gdk_bitmap_create_from_data( 0, buffer, 32, 32 );
-       mask   = gdk_bitmap_create_from_data( 0, buffer, 32, 32 );
-       GdkCursor *cursor = gdk_cursor_new_from_pixmap( pixmap, mask, &white, &black, 1, 1 );
-       gdk_drawable_unref( pixmap );
-       gdk_drawable_unref( mask );
-
-       return cursor;
+#include <gdk/gdk.h>
+#include <gtk/gtk.h>
+
+
+GdkCursor *create_blank_cursor()
+{
+    return gdk_cursor_new(GDK_BLANK_CURSOR);
 }
 
-void blank_cursor( GtkWidget* widget ){
-       GdkCursor* cursor = create_blank_cursor();
-       gdk_window_set_cursor( widget->window, cursor );
-       gdk_cursor_unref( cursor );
+void blank_cursor(ui::Widget widget)
+{
+    GdkCursor *cursor = create_blank_cursor();
+    gdk_window_set_cursor(gtk_widget_get_window(widget), cursor);
+    gdk_cursor_unref(cursor);
 }
 
-void default_cursor( GtkWidget* widget ){
-       gdk_window_set_cursor( widget->window, 0 );
+void default_cursor(ui::Widget widget)
+{
+    gdk_window_set_cursor(gtk_widget_get_window(widget), 0);
 }
 
 
-#if defined( WIN32 )
+void Sys_GetCursorPos(ui::Window window, int *x, int *y)
+{
+    gdk_display_get_pointer(gdk_display_get_default(), 0, x, y, 0);
+}
 
-#include <gdk/gdkwin32.h>
+void Sys_SetCursorPos(ui::Window window, int x, int y)
+{
+    GdkScreen *screen;
+    gdk_display_get_pointer(gdk_display_get_default(), &screen, 0, 0, 0);
+    gdk_display_warp_pointer(gdk_display_get_default(), screen, x, y);
+}
 
-void Sys_GetCursorPos( GtkWindow* window, int *x, int *y ){
-       POINT pos;
-       GetCursorPos( &pos );
-       ScreenToClient( (HWND)GDK_WINDOW_HWND( GTK_WIDGET( window )->window ), &pos );
-       *x = pos.x;
-       *y = pos.y;
+gboolean DeferredMotion::gtk_motion(ui::Widget widget, GdkEventMotion *event, DeferredMotion *self)
+{
+    self->motion(event->x, event->y, event->state);
+    return FALSE;
 }
 
-void Sys_SetCursorPos( GtkWindow* window, int x, int y ){
-       POINT pos;
-       pos.x = x;
-       pos.y = y;
-       ClientToScreen( (HWND)GDK_WINDOW_HWND( GTK_WIDGET( window )->window ), &pos );
-       SetCursorPos( pos.x, pos.y );
+gboolean FreezePointer::motion_delta(ui::Window widget, GdkEventMotion *event, FreezePointer *self)
+{
+    int current_x, current_y;
+    Sys_GetCursorPos(widget, &current_x, &current_y);
+    int dx = current_x - self->last_x;
+    int dy = current_y - self->last_y;
+    int ddx = current_x - self->recorded_x;
+    int ddy = current_y - self->recorded_y;
+    self->last_x = current_x;
+    self->last_y = current_y;
+    if (dx != 0 || dy != 0) {
+        //globalOutputStream() << "motion x: " << dx << ", y: " << dy << "\n";
+        if (ddx < -32 || ddx > 32 || ddy < -32 || ddy > 32) {
+            Sys_SetCursorPos(widget, self->recorded_x, self->recorded_y);
+            self->last_x = self->recorded_x;
+            self->last_y = self->recorded_y;
+        }
+        self->m_function(dx, dy, event->state, self->m_data);
+    }
+    return FALSE;
 }
 
-#else
+void FreezePointer::freeze_pointer(ui::Window window, FreezePointer::MotionDeltaFunction function, void *data)
+{
+    ASSERT_MESSAGE(m_function == 0, "can't freeze pointer");
 
-#include <gdk/gdkx.h>
+    const GdkEventMask mask = static_cast<GdkEventMask>( GDK_POINTER_MOTION_MASK
+                                                         | GDK_POINTER_MOTION_HINT_MASK
+                                                         | GDK_BUTTON_MOTION_MASK
+                                                         | GDK_BUTTON1_MOTION_MASK
+                                                         | GDK_BUTTON2_MOTION_MASK
+                                                         | GDK_BUTTON3_MOTION_MASK
+                                                         | GDK_BUTTON_PRESS_MASK
+                                                         | GDK_BUTTON_RELEASE_MASK
+                                                         | GDK_VISIBILITY_NOTIFY_MASK );
 
-void Sys_GetCursorPos( GtkWindow* window, int *x, int *y ){
-       gdk_display_get_pointer( gdk_display_get_default(), 0, x, y, 0 );
-}
+    GdkCursor *cursor = create_blank_cursor();
+    //GdkGrabStatus status =
+    gdk_pointer_grab(gtk_widget_get_window(window), TRUE, mask, 0, cursor, GDK_CURRENT_TIME);
+    gdk_cursor_unref(cursor);
+
+    Sys_GetCursorPos(window, &recorded_x, &recorded_y);
+
+    Sys_SetCursorPos(window, recorded_x, recorded_y);
 
-void Sys_SetCursorPos( GtkWindow* window, int x, int y ){
-       XWarpPointer( GDK_DISPLAY(), None, GDK_ROOT_WINDOW(), 0, 0, 0, 0, x, y );
+    last_x = recorded_x;
+    last_y = recorded_y;
+
+    m_function = function;
+    m_data = data;
+
+    handle_motion = window.connect("motion_notify_event", G_CALLBACK(motion_delta), this);
 }
 
-#endif
+void FreezePointer::unfreeze_pointer(ui::Window window)
+{
+    g_signal_handler_disconnect(G_OBJECT(window), handle_motion);
+
+    m_function = 0;
+    m_data = 0;
+
+    Sys_SetCursorPos(window, recorded_x, recorded_y);
+
+    gdk_pointer_ungrab(GDK_CURRENT_TIME);
+}