109 lines
4.0 KiB
C
109 lines
4.0 KiB
C
#include "katze/gtk3-compat.h"
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#if !GTK_CHECK_VERSION (3, 2, 0) && !defined (HAVE_HILDON_2_2)
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static void
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sokoke_widget_set_pango_font_style (GtkWidget* widget,
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PangoStyle style)
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{
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/* Conveniently change the pango font style
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For some reason we need to reset if we actually want the normal style */
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if (style == PANGO_STYLE_NORMAL)
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gtk_widget_modify_font (widget, NULL);
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else
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{
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PangoFontDescription* font_description = pango_font_description_new ();
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pango_font_description_set_style (font_description, PANGO_STYLE_ITALIC);
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gtk_widget_modify_font (widget, font_description);
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pango_font_description_free (font_description);
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}
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}
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static gboolean
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sokoke_on_entry_focus_in_event (GtkEntry* entry,
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GdkEventFocus* event,
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gpointer userdata)
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{
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gint has_default = GPOINTER_TO_INT (
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g_object_get_data (G_OBJECT (entry), "sokoke_has_default"));
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if (has_default)
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{
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g_object_set_data (G_OBJECT (entry), "sokoke_has_default",
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GINT_TO_POINTER (0));
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gtk_entry_set_text (entry, "");
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sokoke_widget_set_pango_font_style (GTK_WIDGET (entry),
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PANGO_STYLE_NORMAL);
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}
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return FALSE;
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}
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static gboolean
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sokoke_on_entry_focus_out_event (GtkEntry* entry,
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GdkEventFocus* event,
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gpointer userdata)
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{
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const gchar* text = gtk_entry_get_text (entry);
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if (text && !*text)
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{
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const gchar* default_text = (const gchar*)g_object_get_data (
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G_OBJECT (entry), "sokoke_default_text");
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g_object_set_data (G_OBJECT (entry),
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"sokoke_has_default", GINT_TO_POINTER (1));
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gtk_entry_set_text (entry, default_text);
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sokoke_widget_set_pango_font_style (GTK_WIDGET (entry),
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PANGO_STYLE_ITALIC);
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}
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return FALSE;
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}
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static void
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sokoke_on_entry_drag_data_received (GtkEntry* entry,
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GdkDragContext* drag_context,
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gint x,
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gint y,
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guint timestamp,
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gpointer user_data)
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{
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sokoke_on_entry_focus_in_event (entry, NULL, NULL);
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}
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void
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gtk_entry_set_placeholder_text (GtkEntry* entry,
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const gchar* default_text)
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{
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/* Note: The default text initially overwrites any previous text */
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gchar* old_value = g_object_get_data (G_OBJECT (entry), "sokoke_default_text");
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g_object_set_data (G_OBJECT (entry), "sokoke_default_text", (gpointer)default_text);
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if (default_text == NULL)
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g_object_set_data (G_OBJECT (entry), "sokoke_has_default", GINT_TO_POINTER (0));
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else if (!old_value)
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{
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g_object_set_data (G_OBJECT (entry), "sokoke_has_default", GINT_TO_POINTER (1));
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sokoke_widget_set_pango_font_style (GTK_WIDGET (entry), PANGO_STYLE_ITALIC);
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gtk_entry_set_text (entry, default_text);
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g_signal_connect (entry, "drag-data-received",
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G_CALLBACK (sokoke_on_entry_drag_data_received), NULL);
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g_signal_connect (entry, "focus-in-event",
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G_CALLBACK (sokoke_on_entry_focus_in_event), NULL);
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g_signal_connect (entry, "focus-out-event",
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G_CALLBACK (sokoke_on_entry_focus_out_event), NULL);
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}
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else if (!gtk_widget_has_focus (GTK_WIDGET (entry)))
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{
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gint has_default = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (entry), "sokoke_has_default"));
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if (has_default)
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{
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gtk_entry_set_text (entry, default_text);
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sokoke_widget_set_pango_font_style (GTK_WIDGET (entry), PANGO_STYLE_ITALIC);
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}
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}
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}
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const gchar*
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gtk_entry_get_placeholder_text (GtkEntry* entry)
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{
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return g_object_get_data (G_OBJECT (entry), "sokoke_default_text");
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}
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#endif
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