X-Git-Url: http://git.maemo.org/git/?p=stockwidget;a=blobdiff_plain;f=lib-stock-home-widget.c;h=13891cfd7586af234207d2f1b0cfa96660391c52;hp=9f9e05426b300257ff9804a675042d5ad7c0b379;hb=0a7576b8a8d2fc462bf80f2e3baaee0b08c9fea5;hpb=debf1fe34b36af95996fb9d5a88eeb5f5ddf59da diff --git a/lib-stock-home-widget.c b/lib-stock-home-widget.c index 9f9e054..13891cf 100644 --- a/lib-stock-home-widget.c +++ b/lib-stock-home-widget.c @@ -13,32 +13,72 @@ HD_DEFINE_PLUGIN_MODULE (StockPlugin, stock_plugin, HD_TYPE_HOME_PLUGIN_ITEM) static void -OnClickRefresh(GtkWidget *widget, StockPluginContext *psContext) +OnClickUpdate(GtkWidget *widget, GdkEventButton *event, StockPluginContext *psContext) +{ + char szBuffer[1024]; + + DebugOut(("OnClickUpdate")); + + sprintf(szBuffer,"Retrieving %s...",psContext->psSettings->ppszTickers[0]); + + /* Hide the stock arrow when we're updating */ + psContext->bArrowActive = FALSE; + gtk_widget_hide(GTK_WIDGET(psContext->psArrow)); + + gtk_label_set_markup(GTK_LABEL(psContext->psLabel),szBuffer); + gtk_widget_queue_draw(GTK_WIDGET(psContext->psParent)); +} + +static void +OnClickRefresh(GtkWidget *widget, GdkEventButton *event, StockPluginContext *psContext) { DebugOut(("OnClickRefresh")); /* Disable button while getting latest stocks */ - gtk_widget_set_sensitive(GTK_WIDGET(psContext->psButton),FALSE); { + char szBuffer[1024]; float fPrice; float fChange; - char szBuffer[1024]; if(RetrieveStockPrice(psContext->hSG,psContext->psSettings->ppszTickers[0],&fPrice,NULL,&fChange) == SG_OK) { - char szTime[80]; + char *pszColour = NULL; time_t rawtime; struct tm *timeinfo; + char szTime[80]; + int nImageSel; time(&rawtime); timeinfo = localtime(&rawtime); strftime(szTime,80,"(%I:%M%p)",timeinfo); + /* Highlight the change in price */ + if(fChange > 0.0f) + { + nImageSel = STOCK_IMAGE_INCREASE; + pszColour = "green"; + } + else + { + nImageSel = STOCK_IMAGE_DECREASE; + pszColour = "red"; + } + + gtk_image_set_from_pixbuf(GTK_IMAGE(psContext->psArrow),psContext->asStockImage[nImageSel]); + + if(!psContext->bArrowActive) + { + gtk_widget_show(psContext->psArrow); + psContext->bArrowActive = TRUE; + } + /* Update to latest price */ - sprintf(szBuffer,"%s %.2f %.2f%% %s",psContext->psSettings->ppszTickers[0],fPrice,fChange,szTime); + sprintf(szBuffer, + "%s %.2f %.2f%% %s", + psContext->psSettings->ppszTickers[0],fPrice,pszColour,fChange,szTime); - hildon_button_set_title(HILDON_BUTTON(psContext->psButton),szBuffer); - gtk_widget_queue_draw(GTK_WIDGET(psContext->psBox)); + gtk_label_set_markup(GTK_LABEL(psContext->psLabel),szBuffer); + gtk_widget_queue_draw(GTK_WIDGET(psContext->psParent)); } /* If it fails, leave the old price as the user can see the timestamp @@ -46,10 +86,10 @@ OnClickRefresh(GtkWidget *widget, StockPluginContext *psContext) */ else { - hildon_banner_show_information(GTK_WIDGET(widget),NULL,"Failed to retrieve stock information, check ticker symbol and try again."); + gtk_label_set_markup(GTK_LABEL(psContext->psLabel),"Failed: Check ticker and try again."); + gtk_widget_queue_draw(GTK_WIDGET(psContext->psParent)); } } - gtk_widget_set_sensitive(GTK_WIDGET(psContext->psButton),TRUE); } static gboolean @@ -67,7 +107,7 @@ UpdateStockOnTimeout(gpointer data) return FALSE; /* Update stock price */ - OnClickRefresh(GTK_WIDGET(psContext->psButton),psContext); + OnClickRefresh(GTK_WIDGET(psContext->psLabel),NULL,psContext); return TRUE; } @@ -231,7 +271,7 @@ stock_show_settings_dialog(GtkWidget* widget, gpointer data) } /* Force a refresh as the ticker changed */ - OnClickRefresh(GTK_WIDGET(psContext->psButton),psContext); + OnClickRefresh(GTK_WIDGET(psContext->psLabel),NULL,psContext); } uiUpdateSelection = hildon_touch_selector_get_active(HILDON_TOUCH_SELECTOR(timeselector),0); @@ -270,24 +310,42 @@ stock_show_settings_dialog(GtkWidget* widget, gpointer data) static GtkWidget *stock_create_gui(gchar *pszStockLabel, StockPluginContext *psContext) { - HildonButton *psButton = NULL; + GtkWidget *hbox; + GtkWidget *arrow; + GtkWidget *label; + GtkWidget *eventbox; DebugOut(("stock_create_gui")); + + psContext->asStockImage[STOCK_IMAGE_INCREASE] = gdk_pixbuf_new_from_file(STOCK_PLUGIN_RESOURCE_UP_ARROW, NULL); + psContext->asStockImage[STOCK_IMAGE_DECREASE] = gdk_pixbuf_new_from_file(STOCK_PLUGIN_RESOURCE_DOWN_ARROW, NULL); + + label = gtk_label_new(pszStockLabel); + eventbox = gtk_event_box_new(); + arrow = gtk_image_new_from_pixbuf(psContext->asStockImage[0]); + hbox = gtk_hbox_new(FALSE,5); + + gtk_event_box_set_visible_window(GTK_EVENT_BOX(eventbox),FALSE); + gtk_container_set_border_width(GTK_CONTAINER(eventbox),10); + + gtk_box_pack_start(GTK_BOX(hbox), arrow, FALSE, FALSE, 0); + gtk_box_pack_start(GTK_BOX(hbox), label, FALSE, FALSE, 0); - psButton = (HildonButton*)hildon_button_new_with_text (HILDON_SIZE_AUTO_WIDTH | HILDON_SIZE_FINGER_HEIGHT, - HILDON_BUTTON_ARRANGEMENT_VERTICAL, - pszStockLabel, - NULL); + gtk_container_add(GTK_CONTAINER(eventbox),hbox); - psContext->psButton = psButton; + g_signal_connect(GTK_CONTAINER(eventbox),"button-press-event",G_CALLBACK(OnClickUpdate),(gpointer)psContext); + g_signal_connect(GTK_CONTAINER(eventbox),"button-release-event",G_CALLBACK(OnClickRefresh),(gpointer)psContext); - /* Setup button click signal for refreshing stocks */ - gtk_signal_connect (GTK_OBJECT(psButton),"clicked",GTK_SIGNAL_FUNC(OnClickRefresh),(gpointer)psContext); + /* Display all but the arrow */ + gtk_widget_show_all(eventbox); + gtk_widget_hide(arrow); + psContext->bArrowActive = FALSE; - /* Display */ - gtk_widget_show_all(GTK_WIDGET(psButton)); + psContext->psArrow = arrow; + psContext->psLabel = label; + psContext->psEventBox = eventbox; - return GTK_WIDGET(psButton); + return eventbox; } static void @@ -314,6 +372,12 @@ stock_plugin_finalize (GObject *object) psContext->nTimerID = -1; } + if(psContext->asStockImage[STOCK_IMAGE_DECREASE] != NULL) + g_object_unref(psContext->asStockImage[STOCK_IMAGE_DECREASE]); + + if(psContext->asStockImage[STOCK_IMAGE_INCREASE] != NULL) + g_object_unref(psContext->asStockImage[STOCK_IMAGE_INCREASE]); + if(psContext->hSG) FreeStockGetter(psContext->hSG); @@ -347,12 +411,13 @@ stock_plugin_init (StockPlugin *desktop_plugin) stock_read_settings(psContext->psSettings); /* Create GUI widget interface (and sets links in context) */ - psContext->psBox = stock_create_gui("Click to Update",psContext); + stock_create_gui("Click to Update",psContext); - gtk_container_add (GTK_CONTAINER (desktop_plugin), psContext->psBox); + gtk_container_add(GTK_CONTAINER(desktop_plugin), psContext->psEventBox); psContext->hSG = hSG; psContext->nTimerID = -1; + psContext->psParent = GTK_WIDGET(desktop_plugin); /* Assign private data to plugin */ desktop_plugin->context = psContext; @@ -379,8 +444,67 @@ stock_plugin_init (StockPlugin *desktop_plugin) } static void +stock_plugin_realize(GtkWidget* widget) +{ + GdkScreen *screen = gtk_widget_get_screen(widget); + gtk_widget_set_colormap(widget, gdk_screen_get_rgba_colormap(screen)); + gtk_widget_set_app_paintable(widget, TRUE); + GTK_WIDGET_CLASS(stock_plugin_parent_class)->realize(widget); +} + +void +cairo_rounded_rectangle(cairo_t *cr, + double x, + double y, + double width, + double height, + double corner_div) +{ + cairo_pattern_t *pat; + + double aspect = 1.0; + double corner_radius = height / corner_div; + double radius = corner_radius / aspect; + double degrees = 3.14159265 / 180.0; + + cairo_new_sub_path (cr); + cairo_arc (cr, x + width - radius, y + radius, radius, -90 * degrees, 0 * degrees); + cairo_arc (cr, x + width - radius, y + height - radius, radius, 0 * degrees, 90 * degrees); + cairo_arc (cr, x + radius, y + height - radius, radius, 90 * degrees, 180 * degrees); + cairo_arc (cr, x + radius, y + radius, radius, 180 * degrees, 270 * degrees); + cairo_close_path (cr); + + pat = cairo_pattern_create_linear(0.0, 0.0, 0.0, height); + + cairo_pattern_add_color_stop_rgba(pat,0.0, 0.8, 0.8, 0.8, 0.7); + cairo_pattern_add_color_stop_rgba(pat,1.0, 0.0, 0.0, 0.0, 0.7); + + cairo_set_source(cr,pat); + cairo_fill_preserve (cr); + + cairo_set_line_width (cr, 0.0); + cairo_stroke (cr); +} + +static gboolean +stock_plugin_expose(GtkWidget* widget, GdkEventExpose *event) +{ + cairo_t* cr; + + cr = gdk_cairo_create(GDK_DRAWABLE(widget->window)); + + cairo_rounded_rectangle(cr, 0, 0, event->area.width, event->area.height, 10.0); + cairo_destroy(cr); + + return GTK_WIDGET_CLASS(stock_plugin_parent_class)->expose_event(widget, event); +} + +static void stock_plugin_class_init (StockPluginClass *klass) { + GtkWidgetClass *widget_class = GTK_WIDGET_CLASS(klass); + widget_class->realize = stock_plugin_realize; + widget_class->expose_event = stock_plugin_expose; G_OBJECT_CLASS(klass)->finalize = stock_plugin_finalize; }