From 16fbcae98727fa1121a830ca376240fdb286dce3 Mon Sep 17 00:00:00 2001 From: Maksym Veremeyenko Date: Tue, 3 Jul 2012 13:32:11 +0300 Subject: [PATCH] lazy tree library implemented --- src/library.c | 210 +++++++++++++++++++++++++++++++++++++++++---------------- 1 files changed, 152 insertions(+), 58 deletions(-) diff --git a/src/library.c b/src/library.c index bbda4b8..fce8426 100644 --- a/src/library.c +++ b/src/library.c @@ -39,6 +39,7 @@ #include "instance.h" #include "ui.h" #include "timecode.h" +#include "support.h" void library_release(instance_t* app) { @@ -46,88 +47,173 @@ void library_release(instance_t* app) mvcp_parser_close(app->library.handle[1]); }; - -static int library_load_node(instance_t* app, GtkTreeStore *tree_store, GtkTreeIter* parent, char* path) +static void library_add_fake(instance_t* app, GtkTreeStore *tree_store, GtkTreeIter* parent) { - int i; GtkTreeIter iter; - mvcp_dir_entry_t entry; - mvcp_dir dir = mvcp_dir_init(app->library.handle[0], path); - - for (i = 0; i < mvcp_dir_count(dir); i++) - { - if(mvcp_ok != mvcp_dir_get(dir, i, &entry)) - continue; - - g_warning("library_load_node: path=[%s], entry.dur=[%d], entry.full=[%s], entry.name[%s]", - path, entry.dir, entry.full, entry.name); - - if(entry.dir) - { - gtk_tree_store_prepend(tree_store, &iter, parent); - - gtk_tree_store_set(tree_store, &iter, - 0, app->library.icons[0], - 1, "", - 2, entry.name, - 3, NULL, - 4, NULL, - 5, FALSE, - 6, "red", - -1 ); - - library_load_node(app, tree_store, &iter, entry.full); - } - else - { - gtk_tree_store_append(tree_store, &iter, parent); - - gtk_tree_store_set(tree_store, &iter, - 0, app->library.icons[1], - 1, "", - 2, entry.name, - 3, NULL, - 4, NULL, - 5, FALSE, - 6, "red", - -1 ); - }; - }; - - return 0; + gtk_tree_store_append(tree_store, &iter, parent); + gtk_tree_store_set(tree_store, &iter, -1); }; static int library_init_load(instance_t* app) { - int i; - char tc[12]; - GtkTreeStore *tree_store; GtkTreeIter iter; + GtkTreeStore *tree_store; tree_store = GTK_TREE_STORE(gtk_tree_view_get_model(GTK_TREE_VIEW(app->library_tree))); gtk_tree_store_clear(tree_store); -/* gtk_tree_store_append(tree_store, &iter, NULL); - gtk_tree_store_set(tree_store, &iter, - 0, NULL, - 1, "/", - 2, "", + 0, app->library.icons[0], + 1, ">", + 2, "LIBRARY", 3, NULL, 4, NULL, 5, FALSE, 6, "red", -1 ); -*/ - - library_load_node(app, tree_store, NULL, "/home/studio/Videos"); + library_add_fake(app, tree_store, &iter); gtk_tree_view_collapse_all(GTK_TREE_VIEW(app->library_tree)); return 0; }; +static void library_add_item(instance_t* app, GtkTreeStore *treestore, GtkTreeIter *iter, mvcp_dir_entry_t* e) +{ + GtkTreeIter this, child; + + if(e->dir) + { + gtk_tree_store_prepend(treestore, &this, iter); + + gtk_tree_store_set(treestore, &this, + 0, app->library.icons[0], + 1, "", + 2, e->name, + 3, e, + 4, NULL, + 5, FALSE, + 6, "red", + -1 ); + + gtk_tree_store_append(treestore, &child, &this); + gtk_tree_store_set(treestore, &child, -1); + } + else + { + gtk_tree_store_append(treestore, &this, iter); + + gtk_tree_store_set(treestore, &this, + 0, app->library.icons[1], + 1, "", + 2, e->name, + 3, e, + 4, NULL, + 5, FALSE, + 6, "red", + -1 ); + }; +}; + +static void on_library_row_expanded +( + GtkTreeView *treeview, + GtkTreeIter *iter, + GtkTreePath *path, + gpointer user_data +) +{ + int i; + char* p; + GtkTreeIter fake; + GtkTreeModel *model; + GdkCursor* cursor; + mvcp_dir dir; + mvcp_dir_entry_t *e, entry; + instance_t* app = (instance_t*)user_data; + + g_warning("on_library_row_expanded: HERE"); + + /* Set busy cursor */ + cursor = gdk_cursor_new(GDK_WATCH); + gdk_window_set_cursor(gtk_widget_get_toplevel(GTK_WIDGET(treeview))->window, cursor); + gdk_cursor_unref(cursor); + gdk_flush(); + + model = gtk_tree_view_get_model(treeview); + + /* save fake item */ + gtk_tree_model_iter_children(GTK_TREE_MODEL(model), &fake, iter); + + /* request mvcp entry */ + gtk_tree_model_get(GTK_TREE_MODEL(model), iter, + 3, &e, + -1); + + /* setup root path */ + if(!e) + p = "/home/studio/Videos"; + else + p = e->full; + + + /* read dir */ + dir = mvcp_dir_init(app->library.handle[0], p); + for (i = 0; i < mvcp_dir_count(dir); i++) + { + if(mvcp_ok != mvcp_dir_get(dir, i, &entry)) + continue; + +// g_warning("on_library_row_expanded: path=[%s], entry.dur=[%d], entry.full=[%s], entry.name[%s]", +// p, entry.dir, entry.full, entry.name); + + e = (mvcp_dir_entry_t*)malloc(sizeof(mvcp_dir_entry_t)); + memset(e, 0, sizeof(mvcp_dir_entry_t)); + *e = entry; + + library_add_item(app, GTK_TREE_STORE(model), iter, e); + }; + + /* restore cursor */ + gdk_window_set_cursor(gtk_widget_get_toplevel(GTK_WIDGET(treeview))->window, NULL); + + /* delete fake item */ + gtk_tree_store_remove(GTK_TREE_STORE(model), &fake); +}; + +static void on_library_row_collapsed +( + GtkTreeView *treeview, + GtkTreeIter *iter, + GtkTreePath *path, + gpointer user_data +) +{ + GtkTreeModel *model; + GtkTreeIter child; + g_warning("on_library_row_collapsed: HERE"); + + /* delete all items */ + model = gtk_tree_view_get_model(treeview); + while (gtk_tree_model_iter_children(GTK_TREE_MODEL(model), &child, iter)) + { + mvcp_dir_entry_t *e; + + /* request mvcp entry */ + gtk_tree_model_get(GTK_TREE_MODEL(model), &child, + 3, &e, + -1); + + /* free entry */ + if(e) free(e); + + gtk_tree_store_remove(GTK_TREE_STORE(model), &child); + }; + + /* add a fake element */ + library_add_fake(user_data, GTK_TREE_STORE(model), iter); +}; void library_init(instance_t* app) { @@ -140,11 +226,19 @@ void library_init(instance_t* app) return; }; + /* setup icons */ app->library.icons[0] = create_pixbuf("Axialis_Team_playlist_open_16x16.png"); app->library.icons[1] = create_pixbuf("Axialis_Team_playlist_save_16x16.png"); + /* load lib */ library_init_load(app); + /* set handlers */ + gtk_signal_connect(GTK_OBJECT(app->library_tree), "row-expanded", + GTK_SIGNAL_FUNC(on_library_row_expanded), app); + gtk_signal_connect(GTK_OBJECT(app->library_tree), "row-collapsed", + GTK_SIGNAL_FUNC(on_library_row_collapsed), app); + #if 0 pthread_mutex_lock(&app->library.lock); -- 1.7.4.4