Support deleting tasks
[milk] / src / milk-main-window.c
index 4e8afcc..b22c24f 100644 (file)
 #include <config.h>
 
 #include <glib.h>
+#include <glib/gi18n.h>
 #include <gtk/gtk.h>
 #include <hildon/hildon.h>
+#include <rtm-glib/rtm-glib.h>
 
-GtkWidget*
-milk_main_window_new ()
+#include "milk-main-window.h"
+#include "milk-auth.h"
+#include "milk-task-model.h"
+
+G_DEFINE_TYPE (MilkMainWindow, milk_main_window, HILDON_TYPE_WINDOW)
+
+/* less expensive than G_TYPE_INSTANCE_GET_PRIVATE */
+#define MILK_MAIN_WINDOW_PRIVATE(o) ((MILK_MAIN_WINDOW ((o)))->priv)
+
+static GtkWidget *default_window = NULL;
+
+struct _MilkMainWindowPrivate
+{
+        MilkAuth *auth;
+
+        GtkWidget *app_menu;
+
+        GtkWidget *main_vbox;
+
+        GtkWidget *new_task_entry;
+        GtkWidget *task_view;
+        GtkWidget *task_selector;
+};
+
+enum {
+        TASK_VIEW_COLUMN_TITLE,
+        N_VIEW_COLUMNS
+};
+
+typedef struct {
+        const char *display_name;
+        const char *id;
+        gpointer    callback;
+} MenuItem;
+
+static void
+milk_main_window_get_property (GObject    *object,
+                               guint       property_id,
+                               GValue     *value,
+                               GParamSpec *pspec)
 {
-        HildonProgram *program;
-        GtkWidget *window;
+        switch (property_id)
+        {
+                default:
+                        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id,
+                                        pspec);
+        }
+}
+
+static void
+milk_main_window_set_property (GObject      *object,
+                               guint         property_id,
+                               const GValue *value,
+                               GParamSpec   *pspec)
+{
+        switch (property_id)
+        {
+                default:
+                        G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id,
+                                        pspec);
+        }
+}
+
+static void
+milk_main_window_dispose (GObject *object)
+{
+        G_OBJECT_CLASS (milk_main_window_parent_class)->dispose (object);
+}
+
+static void
+new_task_clicked_cb (GtkButton      *button,
+                     MilkMainWindow *window)
+{
+        g_debug ("FIXME: implement 'new task' action");
+}
+
+/* XXX: The latency between clicking "complete" and actually removing the task
+ * from the view after polling the server is very long, so there's an obvious
+ * lag -- it will be completely transparent (and look very fast) as soon as
+ * we've got a cache in place */
+static void
+complete_clicked_cb (GtkButton      *button,
+                     MilkMainWindow *window)
+{
+        MilkMainWindowPrivate *priv;
+        GList *rows;
+        GtkTreeModel *model;
+        char *timeline;
+        GError *error = NULL;
+
+        priv = MILK_MAIN_WINDOW_PRIVATE (window);
+
+        rows = hildon_touch_selector_get_selected_rows (
+                        HILDON_TOUCH_SELECTOR (priv->task_view),
+                        TASK_VIEW_COLUMN_TITLE);
+        model = hildon_touch_selector_get_model (
+                        HILDON_TOUCH_SELECTOR (priv->task_view),
+                        TASK_VIEW_COLUMN_TITLE);
+
+        timeline = milk_auth_timeline_create (priv->auth, &error);
 
-        program = hildon_program_get_instance ();
+        if (error) {
+                g_warning (G_STRLOC ": failed to create a timeline: %s",
+                           error->message);
+                g_clear_error (&error);
+        } else {
+                while (rows) {
+                        GtkTreeIter iter;
+                        RtmTask *task;
 
-        window = hildon_window_new ();
-        hildon_program_add_window (program, HILDON_WINDOW (window));
+                        gtk_tree_model_get_iter (model, &iter, rows->data);
+                        gtk_tree_model_get (model, &iter,
+                                        MILK_TASK_MODEL_COLUMN_TASK, &task,
+                                        -1);
+
+                        milk_auth_task_complete (priv->auth, timeline, task,
+                                        &error);
+                        if (error != NULL) {
+                                g_warning (G_STRLOC ": failed to complete task "
+                                                "%s: %s",
+                                                rtm_task_get_id (task),
+                                                error->message);
+                                g_clear_error (&error);
+                        }
+
+                        rows = g_list_delete_link (rows, rows);
+                }
+        }
+}
+
+/* XXX: high latency until we have a cache; see the note for
+ * complete_clicked_cb() */
+static void
+delete_clicked_cb (GtkButton      *button,
+                   MilkMainWindow *window)
+{
+        MilkMainWindowPrivate *priv;
+        GList *rows;
+        GtkTreeModel *model;
+        char *timeline;
+        GError *error = NULL;
+
+        priv = MILK_MAIN_WINDOW_PRIVATE (window);
+
+        rows = hildon_touch_selector_get_selected_rows (
+                        HILDON_TOUCH_SELECTOR (priv->task_view),
+                        TASK_VIEW_COLUMN_TITLE);
+        model = hildon_touch_selector_get_model (
+                        HILDON_TOUCH_SELECTOR (priv->task_view),
+                        TASK_VIEW_COLUMN_TITLE);
+
+        timeline = milk_auth_timeline_create (priv->auth, &error);
+
+        if (error) {
+                g_warning (G_STRLOC ": failed to create a timeline: %s",
+                           error->message);
+                g_clear_error (&error);
+        } else {
+                while (rows) {
+                        GtkTreeIter iter;
+                        RtmTask *task;
+
+                        gtk_tree_model_get_iter (model, &iter, rows->data);
+                        gtk_tree_model_get (model, &iter,
+                                        MILK_TASK_MODEL_COLUMN_TASK, &task,
+                                        -1);
+
+                        milk_auth_task_delete (priv->auth, timeline, task,
+                                        &error);
+                        if (error != NULL) {
+                                g_warning (G_STRLOC ": failed to delete task "
+                                                "%s: %s",
+                                                rtm_task_get_id (task),
+                                                error->message);
+                                g_clear_error (&error);
+                        }
+
+                        rows = g_list_delete_link (rows, rows);
+                }
+        }
+}
+
+static void
+priority_plus_clicked_cb (GtkButton      *button,
+                          MilkMainWindow *window)
+{
+        g_debug ("FIXME: implement 'priority plus' action");
+}
+
+static void
+priority_minus_clicked_cb (GtkButton      *button,
+                           MilkMainWindow *window)
+{
+        g_debug ("FIXME: implement 'priority minus' action");
+}
+
+static void
+edit_clicked_cb (GtkButton      *button,
+                 MilkMainWindow *window)
+{
+        g_debug ("FIXME: implement 'edit' action");
+}
+
+static MenuItem menu_items_always_shown[] = {
+        {"New Task",   "menu-item-new-task",       new_task_clicked_cb},
+};
+
+static MenuItem menu_items_selection_required[] = {
+        {"Edit",       "menu-item-edit",           edit_clicked_cb},
+        {"Priority +", "menu-item-priority_plus",  priority_plus_clicked_cb},
+        {"Priority -", "menu-item-priority_minus", priority_minus_clicked_cb},
+        {"Complete",   "menu-item-complete",       complete_clicked_cb},
+        {"Delete",     "menu-item-delete",         delete_clicked_cb},
+};
+
+static void
+task_view_selection_changed_cb (HildonTouchSelector *view,
+                                gint                 column,
+                                MilkMainWindow      *window)
+{
+        MilkMainWindowPrivate *priv;
+        GList *rows;
+        gboolean show = FALSE;
+        gint i;
+
+        priv = MILK_MAIN_WINDOW_PRIVATE (window);
+
+        rows = hildon_touch_selector_get_selected_rows (view, column);
+        show = (g_list_length (rows) > 0);
+
+        for (i = 0; i < G_N_ELEMENTS (menu_items_selection_required); i++) {
+                GtkWidget *w;
+
+                w = g_object_get_data (
+                                G_OBJECT (priv->app_menu),
+                                menu_items_selection_required[i].id);
+
+                if (show)
+                        gtk_widget_show (w);
+                else
+                        gtk_widget_hide (w);
+        }
+
+        g_list_free (rows);
+}
+
+static GtkWidget*
+create_menu (gpointer user_data)
+{
+        HildonAppMenu *menu;
+        MenuItem *menu_array;
+        gint i, length;
+        GtkWidget *w;
+
+        menu = HILDON_APP_MENU (hildon_app_menu_new ());
+
+        menu_array = menu_items_always_shown;
+        length = G_N_ELEMENTS (menu_items_always_shown);
+        for (i = 0; i < length; i++) {
+                w = hildon_button_new_with_text (
+                                HILDON_SIZE_FINGER_HEIGHT | HILDON_SIZE_AUTO_WIDTH,
+                                HILDON_BUTTON_ARRANGEMENT_VERTICAL,
+                                _(menu_array[i].display_name), "");
+                g_signal_connect (w, "clicked",
+                                G_CALLBACK (menu_array[i].callback), user_data);
+                g_object_set_data (G_OBJECT (menu), menu_array[i].id, w);
+                hildon_app_menu_append (menu, GTK_BUTTON (w));
+                gtk_widget_show (w);
+        }
+
+        menu_array = menu_items_selection_required;
+        length = G_N_ELEMENTS (menu_items_selection_required);
+        for (i = 0; i < length; i++) {
+                w = hildon_button_new_with_text (
+                                HILDON_SIZE_FINGER_HEIGHT | HILDON_SIZE_AUTO_WIDTH,
+                                HILDON_BUTTON_ARRANGEMENT_VERTICAL,
+                                menu_array[i].display_name, "");
+                g_signal_connect (w, "clicked",
+                                G_CALLBACK (menu_array[i].callback), user_data);
+                g_object_set_data (G_OBJECT (menu), menu_array[i].id, w);
+                hildon_app_menu_append (menu, GTK_BUTTON (w));
+                gtk_widget_hide (w);
+        }
+
+        gtk_widget_show (GTK_WIDGET (menu));
+
+        return GTK_WIDGET (menu);
+}
+
+static void
+contact_column_render_func (GtkCellLayout   *cell_layout,
+                            GtkCellRenderer *renderer,
+                            GtkTreeModel    *model,
+                            GtkTreeIter     *iter,
+                            gpointer         user_data)
+{
+        RtmTask *task;
+
+        gtk_tree_model_get (
+                        model, iter, MILK_TASK_MODEL_COLUMN_TASK, &task, -1);
+        g_object_set (renderer, "text", rtm_task_get_name (task), NULL);
+
+        g_object_unref (task);
+}
+
+static gboolean
+begin_auth_idle (MilkMainWindow *window)
+{
+        MilkMainWindowPrivate *priv;
+
+        priv = MILK_MAIN_WINDOW_PRIVATE (window);
+
+        /* FIXME: cut this */
+        g_debug ("trying to run the milk auth demo");
+        milk_auth_log_in (priv->auth);
+
+        return FALSE;
+}
+
+static void
+milk_main_window_constructed (GObject* object)
+{
+        MilkMainWindow *self = MILK_MAIN_WINDOW (object);
+        MilkMainWindowPrivate *priv = MILK_MAIN_WINDOW_PRIVATE (object);
+        GtkWidget *w;
+        GtkTreeModel *model;
+        GtkCellRenderer *renderer;
+        HildonTouchSelectorColumn *col;
+
+        w = gtk_vbox_new (FALSE, HILDON_MARGIN_DEFAULT);
+        gtk_container_add (GTK_CONTAINER (self), w);
+        priv->main_vbox = w;
+
+        /*
+         * New Task entry
+         */
+        w = hildon_entry_new (HILDON_SIZE_FINGER_HEIGHT);
+        gtk_box_pack_start (GTK_BOX (priv->main_vbox), w, FALSE, FALSE, 0);
+
+        /* FIXME: change this to hildon_gtk_entry_set_placeholder_text() is
+         * fixed, since this is deprecated */
+        hildon_entry_set_placeholder (HILDON_ENTRY (w),
+                        _("Enter a new task..."));
+        priv->new_task_entry = w;
+
+        /*
+         * Task List
+         */
+        priv->auth = milk_auth_get_default ();
+        model = GTK_TREE_MODEL (milk_task_model_new (priv->auth));
+        w = hildon_touch_selector_new ();
+
+
+        renderer = gtk_cell_renderer_text_new ();
+        g_object_set (renderer,
+                        "ellipsize", PANGO_ELLIPSIZE_END,
+                        NULL);
+
+        col = hildon_touch_selector_append_column (
+                        HILDON_TOUCH_SELECTOR (w), model, NULL, NULL);
+        gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (col), renderer, TRUE);
+        gtk_cell_layout_set_cell_data_func (
+                        GTK_CELL_LAYOUT (col), renderer,
+                        (GtkCellLayoutDataFunc) contact_column_render_func,
+                        self, NULL);
+        g_object_unref (model);
+
+        hildon_touch_selector_set_column_selection_mode (
+                        HILDON_TOUCH_SELECTOR (w),
+                        HILDON_TOUCH_SELECTOR_SELECTION_MODE_MULTIPLE);
+        hildon_touch_selector_set_hildon_ui_mode (
+                        HILDON_TOUCH_SELECTOR (w), HILDON_UI_MODE_EDIT);
+        hildon_touch_selector_unselect_all (
+                        HILDON_TOUCH_SELECTOR (w), TASK_VIEW_COLUMN_TITLE);
+
+        gtk_box_pack_start (GTK_BOX (priv->main_vbox), w, TRUE, TRUE, 0);
+        g_object_set (w, "can-focus", TRUE, NULL);
+        gtk_widget_grab_focus (w);
+
+        g_signal_connect (
+                        G_OBJECT (w), "changed",
+                        G_CALLBACK (task_view_selection_changed_cb), self);
+        priv->task_view = w;
+
+        priv->app_menu = create_menu (self);
+        hildon_window_set_app_menu (
+                        HILDON_WINDOW (self), HILDON_APP_MENU (priv->app_menu));
+
+        /* break a cyclical dependency by doing this after the window is
+         * constructed */
+        g_idle_add ((GSourceFunc) begin_auth_idle, self);
+}
+
+static void
+milk_main_window_class_init (MilkMainWindowClass *klass)
+{
+        GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+        g_type_class_add_private (klass, sizeof (MilkMainWindowPrivate));
+
+        object_class->get_property = milk_main_window_get_property;
+        object_class->set_property = milk_main_window_set_property;
+        object_class->constructed = milk_main_window_constructed;
+        object_class->dispose = milk_main_window_dispose;
+}
+
+static void
+milk_main_window_init (MilkMainWindow *self)
+{
+        self->priv = G_TYPE_INSTANCE_GET_PRIVATE (
+                        self, MILK_TYPE_MAIN_WINDOW, MilkMainWindowPrivate);
+}
+
+GtkWidget*
+milk_main_window_get_default ()
+{
+        if (!default_window) {
+                default_window = g_object_new (MILK_TYPE_MAIN_WINDOW, NULL);
+        }
 
-        return window;
+        return default_window;
 }