--- a/ui/gtk/tree.c Thu Oct 03 11:42:14 2024 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,666 +0,0 @@
-/*
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
- *
- * Copyright 2017 Olaf Wintermann. All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdarg.h>
-
-#include "../common/context.h"
-#include "../common/object.h"
-#include "container.h"
-
-#include "tree.h"
-#include "image.h"
-
-
-void* ui_strmodel_getvalue(void *elm, int column) {
- return column == 0 ? elm : NULL;
-}
-
-static GtkListStore* create_list_store(UiList *list, UiModel *model) {
- int columns = model->columns;
- GType types[2*columns];
- int c = 0;
- for(int i=0;i<columns;i++,c++) {
- switch(model->types[i]) {
- case UI_STRING:
- case UI_STRING_FREE: types[c] = G_TYPE_STRING; break;
- case UI_INTEGER: types[c] = G_TYPE_INT; break;
- case UI_ICON: types[c] = G_TYPE_OBJECT; break;
- case UI_ICON_TEXT:
- case UI_ICON_TEXT_FREE: {
- types[c] = G_TYPE_OBJECT;
- types[++c] = G_TYPE_STRING;
- }
- }
- }
-
- GtkListStore *store = gtk_list_store_newv(c, types);
-
- if(list) {
- void *elm = list->first(list);
- while(elm) {
- // insert new row
- GtkTreeIter iter;
- gtk_list_store_insert (store, &iter, -1);
-
- // set column values
- int c = 0;
- for(int i=0;i<columns;i++,c++) {
- void *data = model->getvalue(elm, c);
-
- GValue value = G_VALUE_INIT;
- switch(model->types[i]) {
- case UI_STRING:
- case UI_STRING_FREE: {
- g_value_init(&value, G_TYPE_STRING);
- g_value_set_string(&value, data);
- if(model->types[i] == UI_STRING_FREE) {
- free(data);
- }
- break;
- }
- case UI_INTEGER: {
- g_value_init(&value, G_TYPE_INT);
- int *intptr = data;
- g_value_set_int(&value, *intptr);
- break;
- }
- case UI_ICON: {
- g_value_init(&value, G_TYPE_OBJECT);
- UiIcon *icon = data;
-#if GTK_MAJOR_VERSION >= 4
- g_value_set_object(&value, icon->info); // TODO: does this work?
-#else
- if(!icon->pixbuf && icon->info) {
- GError *error = NULL;
- GdkPixbuf *pixbuf = gtk_icon_info_load_icon(icon->info, &error);
- icon->pixbuf = pixbuf;
- }
-
- if(icon->pixbuf) {
- g_value_set_object(&value, icon->pixbuf);
- }
-#endif
- break;
- }
- case UI_ICON_TEXT:
- case UI_ICON_TEXT_FREE: {
- UiIcon *icon = data;
-#if GTK_MAJOR_VERSION >= 4
- GValue iconvalue = G_VALUE_INIT;
- g_value_init(&iconvalue, G_TYPE_OBJECT);
- g_value_set_object(&iconvalue, ui_icon_pixbuf(icon));
- gtk_list_store_set_value(store, &iter, c, &iconvalue);
-#else
- GValue pixbufvalue = G_VALUE_INIT;
- if(!icon->pixbuf && icon->info) {
- GError *error = NULL;
- GdkPixbuf *pixbuf = gtk_icon_info_load_icon(icon->info, &error);
- icon->pixbuf = pixbuf;
- }
- g_value_init(&pixbufvalue, G_TYPE_OBJECT);
- g_value_set_object(&pixbufvalue, icon->pixbuf);
- gtk_list_store_set_value(store, &iter, c, &pixbufvalue);
-#endif
- c++;
-
- char *str = model->getvalue(elm, c);
- g_value_init(&value, G_TYPE_STRING);
- g_value_set_string(&value, str);
- if(model->types[i] == UI_ICON_TEXT_FREE) {
- free(str);
- }
- break;
- }
- }
-
- gtk_list_store_set_value(store, &iter, c, &value);
- }
-
- // next row
- elm = list->next(list);
- }
- }
-
- return store;
-}
-
-
-UIWIDGET ui_listview_create(UiObject *obj, UiListArgs args) {
- UiObject* current = uic_current_obj(obj);
-
- // create treeview
- GtkWidget *view = gtk_tree_view_new();
- GtkCellRenderer *renderer = gtk_cell_renderer_text_new();
- GtkTreeViewColumn *column = gtk_tree_view_column_new_with_attributes(NULL, renderer, "text", 0, NULL);
- gtk_tree_view_append_column(GTK_TREE_VIEW(view), column);
-
- gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(view), FALSE);
-#ifdef UI_GTK3
-#if GTK_MINOR_VERSION >= 8
- gtk_tree_view_set_activate_on_single_click(GTK_TREE_VIEW(view), TRUE);
-#else
- // TODO: implement for older gtk3
-#endif
-#else
- // TODO: implement for gtk2
-#endif
-
- UiModel *model = ui_model(obj->ctx, UI_STRING, "", -1);
- model->getvalue = args.getvalue;
-
- UiVar* var = uic_widget_var(obj->ctx, current->ctx, args.list, args.varname, UI_VAR_LIST);
-
- UiList *list = var ? var->value : NULL;
- GtkListStore *listmodel = create_list_store(list, model);
- gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(listmodel));
-
- UiListView *listview = malloc(sizeof(UiListView));
- listview->obj = obj;
- listview->widget = view;
- listview->var = var;
- listview->model = model;
- g_signal_connect(
- view,
- "destroy",
- G_CALLBACK(ui_listview_destroy),
- listview);
-
- // bind var
- list->update = ui_listview_update;
- list->getselection = ui_listview_getselection;
- list->obj = listview;
-
- // add callback
- if(args.onactivate) {
- UiTreeEventData *event = ui_malloc(obj->ctx, sizeof(UiTreeEventData));
- event->obj = obj;
- event->activatedata = args.onactivatedata;
- event->activate = args.onactivate;
- event->selection = NULL;
-
- g_signal_connect(
- view,
- "row-activated",
- G_CALLBACK(ui_listview_activate_event),
- event);
- }
-
- // add widget to the current container
- GtkWidget *scroll_area = SCROLLEDWINDOW_NEW();
- gtk_scrolled_window_set_policy(
- GTK_SCROLLED_WINDOW(scroll_area),
- GTK_POLICY_AUTOMATIC,
- GTK_POLICY_AUTOMATIC); // GTK_POLICY_ALWAYS
- SCROLLEDWINDOW_SET_CHILD(scroll_area, view);
-
- UI_APPLY_LAYOUT1(current, args);
- current->container->add(current->container, scroll_area, FALSE);
-
- // ct->current should point to view, not scroll_area, to make it possible
- // to add a context menu
- current->container->current = view;
-
- return scroll_area;
-}
-
-/*
-static void drag_begin(GtkWidget *widget, GdkDragContext *context, gpointer udata) {
- printf("drag begin\n");
-
-}
-
-static void drag_end(
- GtkWidget *widget,
- GdkDragContext *context,
- guint time,
- gpointer udata)
-{
- printf("drag end\n");
-
-}
-*/
-
-/*
-static GtkTargetEntry targetentries[] =
- {
- { "STRING", 0, 0 },
- { "text/plain", 0, 1 },
- { "text/uri-list", 0, 2 },
- };
-*/
-
-UIWIDGET ui_table_create(UiObject *obj, UiListArgs args) {
- UiObject* current = uic_current_obj(obj);
-
- // create treeview
- GtkWidget *view = gtk_tree_view_new();
-
- UiModel *model = args.model;
- int columns = model ? model->columns : 0;
-
- int addi = 0;
- for(int i=0;i<columns;i++) {
- GtkTreeViewColumn *column = NULL;
- if(model->types[i] == UI_ICON_TEXT) {
- column = gtk_tree_view_column_new();
- gtk_tree_view_column_set_title(column, model->titles[i]);
-
- GtkCellRenderer *iconrenderer = gtk_cell_renderer_pixbuf_new();
- GtkCellRenderer *textrenderer = gtk_cell_renderer_text_new();
-
- gtk_tree_view_column_pack_end(column, textrenderer, TRUE);
- gtk_tree_view_column_pack_start(column, iconrenderer, FALSE);
-
-
- gtk_tree_view_column_add_attribute(column, iconrenderer, "pixbuf", i);
- gtk_tree_view_column_add_attribute(column, textrenderer, "text", i+1);
-
- addi++;
- } else if (model->types[i] == UI_ICON) {
- GtkCellRenderer *iconrenderer = gtk_cell_renderer_pixbuf_new();
- column = gtk_tree_view_column_new_with_attributes(
- model->titles[i],
- iconrenderer,
- "pixbuf",
- i + addi,
- NULL);
- } else {
- GtkCellRenderer *renderer = gtk_cell_renderer_text_new();
- column = gtk_tree_view_column_new_with_attributes(
- model->titles[i],
- renderer,
- "text",
- i + addi,
- NULL);
- }
- gtk_tree_view_column_set_resizable(column, TRUE);
- gtk_tree_view_append_column(GTK_TREE_VIEW(view), column);
- }
-
- //gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(view), FALSE);
-#ifdef UI_GTK3
- //gtk_tree_view_set_activate_on_single_click(GTK_TREE_VIEW(view), TRUE);
-#else
-
-#endif
-
- UiVar* var = uic_widget_var(obj->ctx, current->ctx, args.list, args.varname, UI_VAR_LIST);
-
- UiList *list = var ? var->value : NULL;
- GtkListStore *listmodel = create_list_store(list, model);
- gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(listmodel));
-
- //g_signal_connect(view, "drag-begin", G_CALLBACK(drag_begin), NULL);
- //g_signal_connect(view, "drag-end", G_CALLBACK(drag_end), NULL);
-
- // add TreeView as observer to the UiList to update the TreeView if the
- // data changes
- UiListView *tableview = malloc(sizeof(UiListView));
- tableview->obj = obj;
- tableview->widget = view;
- tableview->var = var;
- tableview->model = model;
- g_signal_connect(
- view,
- "destroy",
- G_CALLBACK(ui_listview_destroy),
- tableview);
-
- // bind var
- list->update = ui_listview_update;
- list->getselection = ui_listview_getselection;
- list->obj = tableview;
-
- // add callback
- UiTreeEventData *event = ui_malloc(obj->ctx, sizeof(UiTreeEventData));
- event->obj = obj;
- event->activate = args.onactivate;
- event->selection = args.onselection;
- event->activatedata = args.onactivatedata;
- event->selectiondata = args.onselectiondata;
- if(args.onactivate) {
- g_signal_connect(
- view,
- "row-activated",
- G_CALLBACK(ui_listview_activate_event),
- event);
- }
- if(args.onselection) {
- GtkTreeSelection *selection = gtk_tree_view_get_selection(
- GTK_TREE_VIEW(view));
- g_signal_connect(
- selection,
- "changed",
- G_CALLBACK(ui_listview_selection_event),
- event);
- }
- // TODO: destroy callback
-
-
- GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW(view));
- gtk_tree_selection_set_mode(selection, GTK_SELECTION_MULTIPLE);
-
- // add widget to the current container
- GtkWidget *scroll_area = SCROLLEDWINDOW_NEW();
- gtk_scrolled_window_set_policy(
- GTK_SCROLLED_WINDOW(scroll_area),
- GTK_POLICY_AUTOMATIC,
- GTK_POLICY_AUTOMATIC); // GTK_POLICY_ALWAYS
- SCROLLEDWINDOW_SET_CHILD(scroll_area, view);
-
- UI_APPLY_LAYOUT1(current, args);
- current->container->add(current->container, scroll_area, FALSE);
-
- // ct->current should point to view, not scroll_area, to make it possible
- // to add a context menu
- current->container->current = view;
-
- return scroll_area;
-}
-
-
-GtkWidget* ui_get_tree_widget(UIWIDGET widget) {
- return SCROLLEDWINDOW_GET_CHILD(widget);
-}
-
-static char** targets2array(char *target0, va_list ap, int *nelm) {
- int al = 16;
- char **targets = calloc(16, sizeof(char*));
- targets[0] = target0;
-
- int i = 1;
- char *target;
- while((target = va_arg(ap, char*)) != NULL) {
- if(i >= al) {
- al *= 2;
- targets = realloc(targets, al*sizeof(char*));
- }
- targets[i] = target;
- i++;
- }
-
- *nelm = i;
- return targets;
-}
-
-/*
-static GtkTargetEntry* targetstr2gtktargets(char **str, int nelm) {
- GtkTargetEntry *targets = calloc(nelm, sizeof(GtkTargetEntry));
- for(int i=0;i<nelm;i++) {
- targets[i].target = str[i];
- }
- return targets;
-}
-*/
-
-void ui_table_dragsource(UIWIDGET tablewidget, int actions, char *target0, ...) {
- va_list ap;
- va_start(ap, target0);
- int nelm;
- char **targets = targets2array(target0, ap, &nelm);
- va_end(ap);
-
- // disabled
- //ui_table_dragsource_a(tablewidget, actions, targets, nelm);
-
- free(targets);
-}
-
-/*
-void ui_table_dragsource_a(UIWIDGET tablewidget, int actions, char **targets, int nelm) {
- GtkTargetEntry* t = targetstr2gtktargets(targets, nelm);
- gtk_tree_view_enable_model_drag_source(
- GTK_TREE_VIEW(ui_get_tree_widget(tablewidget)),
- GDK_BUTTON1_MASK,
- t,
- nelm,
- GDK_ACTION_COPY|GDK_ACTION_MOVE|GDK_ACTION_LINK);
- free(t);
-}
-
-
-void ui_table_dragdest(UIWIDGET tablewidget, int actions, char *target0, ...) {
- va_list ap;
- va_start(ap, target0);
- int nelm;
- char **targets = targets2array(target0, ap, &nelm);
- va_end(ap);
- ui_table_dragdest_a(tablewidget, actions, targets, nelm);
- free(targets);
-}
-
-void ui_table_dragdest_a(UIWIDGET tablewidget, int actions, char **targets, int nelm) {
- GtkTargetEntry* t = targetstr2gtktargets(targets, nelm);
- gtk_tree_view_enable_model_drag_dest(
- GTK_TREE_VIEW(ui_get_tree_widget(tablewidget)),
- t,
- nelm,
- GDK_ACTION_COPY|GDK_ACTION_MOVE|GDK_ACTION_LINK);
- free(t);
-}
-*/
-
-void ui_listview_update(UiList *list, int i) {
- UiListView *view = list->obj;
- GtkListStore *store = create_list_store(list, view->model);
- gtk_tree_view_set_model(GTK_TREE_VIEW(view->widget), GTK_TREE_MODEL(store));
- g_object_unref(G_OBJECT(store));
- // TODO: free old model
-}
-
-UiListSelection ui_listview_getselection(UiList *list) {
- UiListView *view = list->obj;
- UiListSelection selection = ui_listview_selection(
- gtk_tree_view_get_selection(GTK_TREE_VIEW(view->widget)),
- NULL);
- return selection;
-}
-
-void ui_listview_destroy(GtkWidget *w, UiListView *v) {
- gtk_tree_view_set_model(GTK_TREE_VIEW(w), NULL);
- ui_destroy_boundvar(v->obj->ctx, v->var);
- // TODO: destroy model?
- free(v);
-}
-
-void ui_combobox_destroy(GtkWidget *w, UiListView *v) {
- gtk_combo_box_set_model(GTK_COMBO_BOX(w), NULL);
- ui_destroy_boundvar(v->obj->ctx, v->var);
- // TODO: destroy model?
- free(v);
-}
-
-
-void ui_listview_activate_event(
- GtkTreeView *treeview,
- GtkTreePath *path,
- GtkTreeViewColumn *column,
- UiTreeEventData *event)
-{
- UiListSelection selection = ui_listview_selection(
- gtk_tree_view_get_selection(treeview),
- event);
-
- UiEvent e;
- e.obj = event->obj;
- e.window = event->obj->window;
- e.document = event->obj->ctx->document;
- e.eventdata = &selection;
- e.intval = selection.count > 0 ? selection.rows[0] : -1;
- event->activate(&e, event->activatedata);
-
- if(selection.count > 0) {
- free(selection.rows);
- }
-}
-
-void ui_listview_selection_event(
- GtkTreeSelection *treeselection,
- UiTreeEventData *event)
-{
- UiListSelection selection = ui_listview_selection(treeselection, event);
-
- UiEvent e;
- e.obj = event->obj;
- e.window = event->obj->window;
- e.document = event->obj->ctx->document;
- e.eventdata = &selection;
- e.intval = selection.count > 0 ? selection.rows[0] : -1;
- event->selection(&e, event->selectiondata);
-
- if(selection.count > 0) {
- free(selection.rows);
- }
-}
-
-UiListSelection ui_listview_selection(
- GtkTreeSelection *selection,
- UiTreeEventData *event)
-{
- GList *rows = gtk_tree_selection_get_selected_rows(selection, NULL);
-
- UiListSelection ls;
- ls.count = g_list_length(rows);
- ls.rows = calloc(ls.count, sizeof(int));
- GList *r = rows;
- int i = 0;
- while(r) {
- GtkTreePath *path = r->data;
- ls.rows[i] = ui_tree_path_list_index(path);
- r = r->next;
- i++;
- }
- return ls;
-}
-
-int ui_tree_path_list_index(GtkTreePath *path) {
- int depth = gtk_tree_path_get_depth(path);
- if(depth == 0) {
- fprintf(stderr, "UiError: treeview selection: depth == 0\n");
- return -1;
- }
- int *indices = gtk_tree_path_get_indices(path);
- return indices[depth - 1];
-}
-
-
-/* --------------------------- ComboBox --------------------------- */
-
-UIWIDGET ui_combobox_create(UiObject *obj, UiListArgs args) {
- UiObject* current = uic_current_obj(obj);
-
- UiModel *model = ui_model(obj->ctx, UI_STRING, "", -1);
- model->getvalue = args.getvalue;
-
- UiVar* var = uic_widget_var(obj->ctx, current->ctx, args.list, args.varname, UI_VAR_LIST);
-
- GtkWidget *combobox = ui_create_combobox(obj, model, var, args.onactivate, args.onactivatedata);
- UI_APPLY_LAYOUT1(current, args);
- current->container->add(current->container, combobox, FALSE);
- current->container->current = combobox;
- return combobox;
-}
-
-GtkWidget* ui_create_combobox(UiObject *obj, UiModel *model, UiVar *var, ui_callback f, void *udata) {
- GtkWidget *combobox = gtk_combo_box_new();
-
- UiListView *uicbox = malloc(sizeof(UiListView));
- uicbox->obj = obj;
- uicbox->widget = combobox;
-
- UiList *list = var ? var->value : NULL;
- GtkListStore *listmodel = create_list_store(list, model);
-
- if(listmodel) {
- gtk_combo_box_set_model(GTK_COMBO_BOX(combobox), GTK_TREE_MODEL(listmodel));
- }
-
- uicbox->var = var;
- uicbox->model = model;
-
- g_signal_connect(
- combobox,
- "destroy",
- G_CALLBACK(ui_combobox_destroy),
- uicbox);
-
- // bind var
- if(list) {
- list->update = ui_combobox_modelupdate;
- // TODO: combobox getselection
- list->obj = uicbox;
- }
-
- GtkCellRenderer *renderer = gtk_cell_renderer_text_new();
- gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combobox), renderer, TRUE);
- gtk_cell_layout_set_attributes(
- GTK_CELL_LAYOUT(combobox),
- renderer,
- "text",
- 0,
- NULL);
- gtk_combo_box_set_active(GTK_COMBO_BOX(combobox), 0);
-
- // add callback
- if(f) {
- UiEventData *event = ui_malloc(obj->ctx, sizeof(UiEventData));
- event->obj = obj;
- event->userdata = udata;
- event->callback = f;
- event->value = 0;
- event->customdata = NULL;
-
- g_signal_connect(
- combobox,
- "changed",
- G_CALLBACK(ui_combobox_change_event),
- event);
- }
-
- return combobox;
-}
-
-void ui_combobox_change_event(GtkComboBox *widget, UiEventData *e) {
- UiEvent event;
- event.obj = e->obj;
- event.window = event.obj->window;
- event.document = event.obj->ctx->document;
- event.eventdata = NULL;
- event.intval = gtk_combo_box_get_active(widget);
- e->callback(&event, e->userdata);
-}
-
-void ui_combobox_modelupdate(UiList *list, int i) {
- UiListView *view = list->obj;
- GtkListStore *store = create_list_store(view->var->value, view->model);
- gtk_combo_box_set_model(GTK_COMBO_BOX(view->widget), GTK_TREE_MODEL(store));
-}
-