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Localize stripped down gtk2
This is intended mainly for GNU/Linux distros who will remove GTK2 support in the near future.
This commit is contained in:
Robin Gareus
parent
2a928dae19
commit
ad51c7c2ba
1528 changed files with 915658 additions and 57 deletions
258
libs/tk/suil/win_in_gtk2.cpp
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258
libs/tk/suil/win_in_gtk2.cpp
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/*
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Copyright 2011-2015 David Robillard <http://drobilla.net>
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "suil_internal.h"
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#include "lv2/options/options.h"
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#include "lv2/urid/urid.h"
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#include <gtk/gtk.h>
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#include <gdk/gdkwin32.h>
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#ifndef WM_MOUSEWHEEL
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# define WM_MOUSEWHEEL 0x020A
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#endif
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#ifndef WM_MOUSEHWHEEL
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# define WM_MOUSEHWHEEL 0x020E
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#endif
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#include <string.h>
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extern "C" {
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#define SUIL_TYPE_WIN_WRAPPER (suil_win_wrapper_get_type())
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#define SUIL_WIN_WRAPPER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj), SUIL_TYPE_WIN_WRAPPER, SuilWinWrapper))
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typedef struct _SuilWinWrapper SuilWinWrapper;
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typedef struct _SuilWinWrapperClass SuilWinWrapperClass;
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struct _SuilWinWrapper {
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GtkDrawingArea area;
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SuilWrapper* wrapper;
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SuilInstance* instance;
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GdkWindow* flt_win;
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const LV2UI_Idle_Interface* idle_iface;
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guint idle_id;
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guint idle_ms;
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};
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struct _SuilWinWrapperClass {
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GtkDrawingAreaClass parent_class;
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};
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GType suil_win_wrapper_get_type(void); // Accessor for SUIL_TYPE_WIN_WRAPPER
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G_DEFINE_TYPE(SuilWinWrapper, suil_win_wrapper, GTK_TYPE_DRAWING_AREA)
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static void
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suil_win_wrapper_finalize(GObject* gobject)
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{
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SuilWinWrapper* const self = SUIL_WIN_WRAPPER(gobject);
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self->wrapper->impl = NULL;
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self->instance = NULL;
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G_OBJECT_CLASS(suil_win_wrapper_parent_class)->finalize(gobject);
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}
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static void
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suil_win_size_allocate(GtkWidget* widget, GtkAllocation* allocation)
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{
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SuilWinWrapper* const self = SUIL_WIN_WRAPPER(widget);
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g_return_if_fail(self != NULL);
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widget->allocation = *allocation;
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if (gtk_widget_get_realized(widget)) {
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gdk_window_move_resize(widget->window,
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allocation->x, allocation->y,
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allocation->width, allocation->height);
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RECT wr = { 0, 0, (long)allocation->width, (long)allocation->height };
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AdjustWindowRectEx(&wr, WS_CHILD, FALSE, WS_EX_TOPMOST);
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SetWindowPos((HWND)self->instance->ui_widget, HWND_NOTOPMOST,
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0, 0, wr.right - wr.left, wr.bottom - wr.top,
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SWP_NOACTIVATE|SWP_NOMOVE|SWP_NOOWNERZORDER|SWP_NOZORDER);
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UpdateWindow((HWND)self->instance->ui_widget);
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PostMessage((HWND)self->instance->ui_widget, WM_PAINT, 0, 0);
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}
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}
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static void
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suil_win_wrapper_class_init(SuilWinWrapperClass* klass)
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{
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GObjectClass* const gobject_class = G_OBJECT_CLASS(klass);
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GtkWidgetClass* const widget_class = (GtkWidgetClass*)(klass);
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widget_class->size_allocate = suil_win_size_allocate;
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gobject_class->finalize = suil_win_wrapper_finalize;
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}
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static void
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suil_win_wrapper_init(SuilWinWrapper* self)
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{
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self->instance = NULL;
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self->flt_win = NULL;
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self->idle_iface = NULL;
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self->idle_ms = 1000 / 30; // 30 Hz default
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}
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static gboolean
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suil_win_wrapper_idle(void* data)
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{
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SuilWinWrapper* const wrap = SUIL_WIN_WRAPPER(data);
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wrap->idle_iface->idle(wrap->instance->handle);
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return TRUE; // Continue calling
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}
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static int
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wrapper_resize(LV2UI_Feature_Handle handle, int width, int height)
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{
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gtk_drawing_area_size(GTK_DRAWING_AREA(handle), width, height);
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return 0;
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}
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static int
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wrapper_wrap(SuilWrapper* wrapper,
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SuilInstance* instance)
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{
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SuilWinWrapper* const wrap = SUIL_WIN_WRAPPER(wrapper->impl);
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instance->host_widget = GTK_WIDGET(wrap);
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wrap->wrapper = wrapper;
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wrap->instance = instance;
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const LV2UI_Idle_Interface* idle_iface = NULL;
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if (instance->descriptor->extension_data) {
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idle_iface = (const LV2UI_Idle_Interface*)
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instance->descriptor->extension_data(LV2_UI__idleInterface);
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}
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if (idle_iface) {
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wrap->idle_iface = idle_iface;
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wrap->idle_id = g_timeout_add (wrap->idle_ms, suil_win_wrapper_idle, wrap);
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}
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return 0;
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}
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static GdkFilterReturn
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event_filter(GdkXEvent* xevent, GdkEvent* event, gpointer data)
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{
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SuilWinWrapper* wrap = (SuilWinWrapper*)data;
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MSG* msg = (MSG*)xevent;
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if (msg->message == WM_KEYDOWN || msg->message == WM_KEYUP) {
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// Forward keyboard events to UI window
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PostMessage((HWND)wrap->instance->ui_widget,
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msg->message, msg->wParam, msg->lParam);
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return GDK_FILTER_REMOVE;
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} else if (msg->message == WM_MOUSEWHEEL || msg->message == WM_MOUSEHWHEEL) {
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PostMessage((HWND)wrap->instance->ui_widget,
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msg->message, msg->wParam, msg->lParam);
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return GDK_FILTER_REMOVE;
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}
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return GDK_FILTER_CONTINUE;
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}
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static void
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wrapper_free(SuilWrapper* wrapper)
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{
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if (wrapper->impl) {
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SuilWinWrapper* const wrap = SUIL_WIN_WRAPPER(wrapper->impl);
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if (wrap->idle_id) {
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g_source_remove(wrap->idle_id);
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wrap->idle_id = 0;
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}
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gdk_window_remove_filter(wrap->flt_win, event_filter, wrapper->impl);
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gtk_object_destroy(GTK_OBJECT(wrap));
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}
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}
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SUIL_LIB_EXPORT
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SuilWrapper*
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suil_wrapper_new(SuilHost* host,
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const char* host_type_uri,
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const char* ui_type_uri,
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LV2_Feature*** features,
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unsigned n_features)
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{
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GtkWidget* parent = NULL;
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for (unsigned i = 0; i < n_features; ++i) {
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if (!strcmp((*features)[i]->URI, LV2_UI__parent)) {
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parent = (GtkWidget*)(*features)[i]->data;
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}
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}
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if (!GTK_CONTAINER(parent)) {
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SUIL_ERRORF("No GtkContainer parent given for %s UI\n",
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ui_type_uri);
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return NULL;
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}
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SuilWrapper* wrapper = (SuilWrapper*)calloc(1, sizeof(SuilWrapper));
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wrapper->wrap = wrapper_wrap;
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wrapper->free = wrapper_free;
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SuilWinWrapper* const wrap = SUIL_WIN_WRAPPER(
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g_object_new(SUIL_TYPE_WIN_WRAPPER, NULL));
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wrap->wrapper = NULL;
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wrapper->impl = wrap;
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wrapper->resize.handle = wrap;
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wrapper->resize.ui_resize = wrapper_resize;
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gtk_container_add(GTK_CONTAINER(parent), GTK_WIDGET(wrap));
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gtk_widget_set_can_focus(GTK_WIDGET(wrap), TRUE);
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gtk_widget_set_sensitive(GTK_WIDGET(wrap), TRUE);
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gtk_widget_realize(GTK_WIDGET(wrap));
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GdkWindow* window = gtk_widget_get_window(GTK_WIDGET(wrap));
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wrap->flt_win = gtk_widget_get_window(parent);
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gdk_window_add_filter(wrap->flt_win, event_filter, wrap);
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HWND parent_window = (HWND)GDK_WINDOW_HWND(window);
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suil_add_feature(features, &n_features, LV2_UI__parent, parent_window);
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suil_add_feature(features, &n_features, LV2_UI__resize, &wrapper->resize);
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suil_add_feature(features, &n_features, LV2_UI__idleInterface, NULL);
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// Scan for URID map and options
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LV2_URID_Map* map = NULL;
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LV2_Options_Option* options = NULL;
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for (LV2_Feature** f = *features; *f && (!map || !options); ++f) {
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if (!strcmp((*f)->URI, LV2_OPTIONS__options)) {
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options = (LV2_Options_Option *)(*f)->data;
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} else if (!strcmp((*f)->URI, LV2_URID__map)) {
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map = (LV2_URID_Map *)(*f)->data;
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}
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}
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if (map && options) {
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// Set UI update rate if given
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LV2_URID ui_updateRate = map->map(map->handle, LV2_UI__updateRate);
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for (LV2_Options_Option* o = options; o->key; ++o) {
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if (o->key == ui_updateRate) {
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wrap->idle_ms = 1000.0f / *(const float*)o->value;
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break;
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}
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}
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}
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return wrapper;
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}
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} // extern "C"
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