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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:30:19 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:30:19 +0000 |
commit | 5c1676dfe6d2f3c837a5e074117b45613fd29a72 (patch) | |
tree | cbffb45144febf451e54061db2b21395faf94bfe /app/display/gimpdisplayshell-grab.c | |
parent | Initial commit. (diff) | |
download | gimp-5c1676dfe6d2f3c837a5e074117b45613fd29a72.tar.xz gimp-5c1676dfe6d2f3c837a5e074117b45613fd29a72.zip |
Adding upstream version 2.10.34.upstream/2.10.34upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | app/display/gimpdisplayshell-grab.c | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/app/display/gimpdisplayshell-grab.c b/app/display/gimpdisplayshell-grab.c new file mode 100644 index 0000000..d3bb550 --- /dev/null +++ b/app/display/gimpdisplayshell-grab.c @@ -0,0 +1,124 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * gimpdisplayshell-grab.c + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +#include "config.h" + +#include <gegl.h> +#include <gtk/gtk.h> + +#include "display-types.h" + +#include "gimpdisplayshell.h" +#include "gimpdisplayshell-grab.h" + + +gboolean +gimp_display_shell_pointer_grab (GimpDisplayShell *shell, + const GdkEvent *event, + GdkEventMask event_mask) +{ + g_return_val_if_fail (GIMP_IS_DISPLAY_SHELL (shell), FALSE); + g_return_val_if_fail (shell->pointer_grabbed == FALSE, FALSE); + + if (event) + { + GdkGrabStatus status; + + status = gdk_pointer_grab (gtk_widget_get_window (shell->canvas), + FALSE, event_mask, NULL, NULL, + gdk_event_get_time (event)); + + if (status != GDK_GRAB_SUCCESS) + { + g_printerr ("%s: gdk_pointer_grab failed with status %d\n", + G_STRFUNC, status); + return FALSE; + } + + shell->pointer_grab_time = gdk_event_get_time (event); + } + + gtk_grab_add (shell->canvas); + + shell->pointer_grabbed = TRUE; + + return TRUE; +} + +void +gimp_display_shell_pointer_ungrab (GimpDisplayShell *shell, + const GdkEvent *event) +{ + g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell)); + g_return_if_fail (shell->pointer_grabbed == TRUE); + + gtk_grab_remove (shell->canvas); + + if (event) + { + gdk_display_pointer_ungrab (gtk_widget_get_display (shell->canvas), + shell->pointer_grab_time); + + shell->pointer_grab_time = 0; + } + + shell->pointer_grabbed = FALSE; +} + +gboolean +gimp_display_shell_keyboard_grab (GimpDisplayShell *shell, + const GdkEvent *event) +{ + GdkGrabStatus status; + + g_return_val_if_fail (GIMP_IS_DISPLAY_SHELL (shell), FALSE); + g_return_val_if_fail (event != NULL, FALSE); + g_return_val_if_fail (shell->keyboard_grabbed == FALSE, FALSE); + + status = gdk_keyboard_grab (gtk_widget_get_window (shell->canvas), + FALSE, + gdk_event_get_time (event)); + + if (status != GDK_GRAB_SUCCESS) + { + g_printerr ("%s: gdk_keyboard_grab failed with status %d\n", + G_STRFUNC, status); + return FALSE; + } + + shell->keyboard_grabbed = TRUE; + shell->keyboard_grab_time = gdk_event_get_time (event); + + return TRUE; +} + +void +gimp_display_shell_keyboard_ungrab (GimpDisplayShell *shell, + const GdkEvent *event) +{ + g_return_if_fail (GIMP_IS_DISPLAY_SHELL (shell)); + g_return_if_fail (event != NULL); + g_return_if_fail (shell->keyboard_grabbed == TRUE); + + gdk_display_keyboard_ungrab (gtk_widget_get_display (shell->canvas), + shell->keyboard_grab_time); + + shell->keyboard_grabbed = FALSE; + shell->keyboard_grab_time = 0; +} |