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Diffstat (limited to 'hildon/hildon-number-editor.c')
| -rw-r--r-- | hildon/hildon-number-editor.c | 1049 |
1 files changed, 0 insertions, 1049 deletions
diff --git a/hildon/hildon-number-editor.c b/hildon/hildon-number-editor.c deleted file mode 100644 index a8f57f7..0000000 --- a/hildon/hildon-number-editor.c +++ /dev/null @@ -1,1049 +0,0 @@ -/* - * This file is a part of hildon - * - * Copyright (C) 2005, 2006 Nokia Corporation, all rights reserved. - * - * Contact: Rodrigo Novo <rodrigo.novo@nokia.com> - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public License - * as published by the Free Software Foundation; version 2.1 of - * the License, or (at your option) any later version. - * - * This library is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * - */ - -/** - * SECTION:hildon-number-editor - * @short_description: A widget used to enter a number within a pre-defined range. - * - * HildonNumberEditor is used to enter a number from a specific range. - * There are two buttons to scroll the value in number field. - * Manual input is also possible. - * - * <note> - * <para> - * #HildonNumberEditor has been deprecated since Hildon 2.2 - * See <link linkend="hildon-migrating-number-widgets">Migrating Number Widgets</link> - * section to know how to migrate this deprecated widget. - * </para> - * </note> - * - * <example> - * <title>HildonNumberEditor example</title> - * <programlisting> - * number_editor = hildon_number_editor_new (-250, 500); - * hildon_number_editor_set_range (number_editor, 0, 100); - * </programlisting> - * </example> - */ - -#undef HILDON_DISABLE_DEPRECATED - -#ifdef HAVE_CONFIG_H -#include <config.h> -#endif - -#include <string.h> -#include <stdio.h> -#include <stdlib.h> -#include <libintl.h> -#include <gdk/gdkkeysyms.h> - -#include "hildon-number-editor.h" -#include "hildon-marshalers.h" -#include "hildon-defines.h" -#include "hildon-enum-types.h" -#include "hildon-banner.h" -#include "hildon-number-editor-private.h" -#include "hildon-private.h" - -#define _(String) dgettext("hildon-libs", String) - -/*Pixel spec defines*/ -#define NUMBER_EDITOR_HEIGHT 30 - -/* Size of plus and minus buttons */ -#define BUTTON_HEIGHT 30 - -#define BUTTON_WIDTH 30 - -static void -hildon_number_editor_class_init (HildonNumberEditorClass *editor_class); - -static void -hildon_number_editor_init (HildonNumberEditor *editor); - -static gboolean -hildon_number_editor_entry_focusout (GtkWidget *widget, - GdkEventFocus *event, - gpointer data); - -static void -hildon_number_editor_entry_changed (GtkWidget *widget, - gpointer data); - -static void -hildon_number_editor_size_request (GtkWidget *widget, - GtkRequisition *requisition); - -static void -set_widget_allocation (GtkWidget *widget, - GtkAllocation *alloc, - const GtkAllocation *allocation); - -static void -hildon_number_editor_size_allocate (GtkWidget *widget, - GtkAllocation *allocation); - -static gboolean -hildon_number_editor_focus (GtkWidget *widget, - GtkDirectionType direction); - -static gboolean -hildon_number_editor_entry_keypress (GtkWidget *widget, - GdkEventKey *event, - gpointer data); - -static gboolean -hildon_number_editor_button_pressed (GtkWidget *widget, - GdkEventButton *event, - gpointer data); - -static gboolean -hildon_number_editor_entry_button_released (GtkWidget *widget, - GdkEventButton *event, - gpointer data); -static gboolean -hildon_number_editor_button_released (GtkWidget *widget, - GdkEvent *event, - HildonNumberEditor *editor); -static gboolean -do_mouse_timeout (HildonNumberEditor *editor); - -static void -change_numbers (HildonNumberEditor *editor, - gint update); - -static void -hildon_number_editor_forall (GtkContainer *container, - gboolean include_internals, - GtkCallback callback, - gpointer callback_data); - -static void -hildon_number_editor_destroy (GtkObject *self); - -static gboolean -hildon_number_editor_start_timer (HildonNumberEditor *editor); - -static void -hildon_number_editor_finalize (GObject *self); - -static gboolean -hildon_number_editor_range_error (HildonNumberEditor *editor, - HildonNumberEditorErrorType type); - -static gboolean -hildon_number_editor_select_all (HildonNumberEditorPrivate *priv); - -static void -hildon_number_editor_validate_value (HildonNumberEditor *editor, - gboolean allow_intermediate); - -static void -hildon_number_editor_set_property (GObject * object, - guint prop_id, - const GValue * value, - GParamSpec * pspec); - -static void -hildon_number_editor_get_property (GObject *object, - guint prop_id, - GValue *value, - GParamSpec * pspec); - -enum -{ - RANGE_ERROR, - LAST_SIGNAL -}; - -enum { - PROP_0, - PROP_VALUE -}; - -static GtkContainerClass* parent_class; - -static guint HildonNumberEditor_signal[LAST_SIGNAL] = {0}; - -/** - * hildon_number_editor_get_type: - * - * Returns GType for HildonNumberEditor. - * - * Returns: HildonNumberEditor type - */ -GType G_GNUC_CONST -hildon_number_editor_get_type (void) -{ - static GType editor_type = 0; - - if (!editor_type) - { - static const GTypeInfo editor_info = - { - sizeof (HildonNumberEditorClass), - NULL, /* base_init */ - NULL, /* base_finalize */ - (GClassInitFunc) hildon_number_editor_class_init, - NULL, /* class_finalize */ - NULL, /* class_data */ - sizeof (HildonNumberEditor), - 0, /* n_preallocs */ - (GInstanceInitFunc) hildon_number_editor_init, - }; - editor_type = g_type_register_static (GTK_TYPE_CONTAINER, - "HildonNumberEditor", - &editor_info, 0); - } - return editor_type; -} - -static void -hildon_number_editor_class_init (HildonNumberEditorClass *editor_class) -{ - GtkContainerClass *container_class = GTK_CONTAINER_CLASS (editor_class); - GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (editor_class); - GObjectClass *gobject_class = G_OBJECT_CLASS (editor_class); - - g_type_class_add_private (editor_class, - sizeof (HildonNumberEditorPrivate)); - - parent_class = g_type_class_peek_parent (editor_class); - - widget_class->size_request = hildon_number_editor_size_request; - widget_class->size_allocate = hildon_number_editor_size_allocate; - widget_class->focus = hildon_number_editor_focus; - - editor_class->range_error = hildon_number_editor_range_error; - - /* Because we derived our widget from GtkContainer, we should override - forall method */ - container_class->forall = hildon_number_editor_forall; - GTK_OBJECT_CLASS(editor_class)->destroy = hildon_number_editor_destroy; - gobject_class->finalize = hildon_number_editor_finalize; - gobject_class->set_property = hildon_number_editor_set_property; - gobject_class->get_property = hildon_number_editor_get_property; - - /** - * HildonNumberEditor:value: - * - * The current value of the number editor. - */ - g_object_class_install_property (gobject_class, PROP_VALUE, - g_param_spec_int ("value", - "Value", - "The current value of number editor", - G_MININT, - G_MAXINT, - 0, G_PARAM_READWRITE)); - - HildonNumberEditor_signal[RANGE_ERROR] = - g_signal_new ("range_error", HILDON_TYPE_NUMBER_EDITOR, - G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET - (HildonNumberEditorClass, range_error), - g_signal_accumulator_true_handled, NULL, - _hildon_marshal_BOOLEAN__ENUM, - G_TYPE_BOOLEAN, 1, HILDON_TYPE_NUMBER_EDITOR_ERROR_TYPE); -} - -static void -hildon_number_editor_forall (GtkContainer *container, - gboolean include_internals, - GtkCallback callback, - gpointer callback_data) -{ - HildonNumberEditorPrivate *priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (container); - - g_assert (callback != NULL); - g_assert (priv); - - if (! include_internals) - return; - - /* Enumerate child widgets */ - (*callback) (priv->minus, callback_data); - (*callback) (priv->num_entry, callback_data); - (*callback) (priv->plus, callback_data); -} - -static void -hildon_number_editor_destroy (GtkObject *self) -{ - HildonNumberEditorPrivate *priv; - - priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (self); - g_assert (priv); - - /* Free child widgets */ - if (priv->minus) - { - gtk_widget_unparent (priv->minus); - priv->minus = NULL; - } - if (priv->num_entry) - { - gtk_widget_unparent (priv->num_entry); - priv->num_entry = NULL; - } - if (priv->plus) - { - gtk_widget_unparent (priv->plus); - priv->plus = NULL; - } - - if (GTK_OBJECT_CLASS (parent_class)->destroy) - GTK_OBJECT_CLASS (parent_class)->destroy(self); -} - -static void -hildon_number_editor_stop_repeat_timer (HildonNumberEditorPrivate *priv) -{ - g_assert (priv != NULL); - - if (priv->button_event_id) - { - g_source_remove (priv->button_event_id); - priv->button_event_id = 0; - } -} - -static void -hildon_number_editor_finalize (GObject *self) -{ - HildonNumberEditorPrivate *priv; - - priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (self); - g_assert (priv); - - /* Free timers */ - hildon_number_editor_stop_repeat_timer (priv); - - if (priv->select_all_idle_id) - g_source_remove (priv->select_all_idle_id); - - /* Call parent class finalize, if have one */ - if (G_OBJECT_CLASS (parent_class)->finalize) - G_OBJECT_CLASS (parent_class)->finalize(self); -} - -static void -hildon_number_editor_init (HildonNumberEditor *editor) -{ - HildonNumberEditorPrivate *priv; - - priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (editor); - g_assert (priv); - - GTK_WIDGET_SET_FLAGS (GTK_WIDGET (editor), GTK_NO_WINDOW); - - /* Create child widgets */ - priv->num_entry = gtk_entry_new (); - priv->minus = gtk_button_new (); - priv->plus = gtk_button_new (); - - gtk_widget_set_name (priv->minus, "ne-minus-button"); - gtk_widget_set_name (priv->plus, "ne-plus-button" ); - gtk_widget_set_size_request (priv->minus, BUTTON_WIDTH, BUTTON_HEIGHT); - gtk_widget_set_size_request (priv->plus, BUTTON_WIDTH, BUTTON_HEIGHT); - gtk_entry_set_alignment (GTK_ENTRY(priv->num_entry), 1); - - GTK_WIDGET_UNSET_FLAGS (priv->minus, GTK_CAN_FOCUS); - GTK_WIDGET_UNSET_FLAGS (priv->plus, GTK_CAN_FOCUS); - - priv->button_event_id = 0; - priv->select_all_idle_id = 0; - - gtk_widget_set_parent (priv->minus, GTK_WIDGET (editor)); - gtk_widget_set_parent (priv->num_entry, GTK_WIDGET (editor)); - gtk_widget_set_parent (priv->plus, GTK_WIDGET (editor)); - - /* Connect child widget signals */ - g_signal_connect (GTK_OBJECT (priv->num_entry), "changed", - G_CALLBACK (hildon_number_editor_entry_changed), - editor); - - g_signal_connect (GTK_OBJECT (priv->num_entry), "focus-out-event", - G_CALLBACK (hildon_number_editor_entry_focusout), - editor); - - g_signal_connect (GTK_OBJECT (priv->num_entry), "key-press-event", - G_CALLBACK (hildon_number_editor_entry_keypress), - editor); - - g_signal_connect (GTK_OBJECT (priv->num_entry), "button-release-event", - G_CALLBACK (hildon_number_editor_entry_button_released), - NULL); - - g_signal_connect (GTK_OBJECT (priv->minus), "button-press-event", - G_CALLBACK (hildon_number_editor_button_pressed), - editor); - - g_signal_connect (GTK_OBJECT (priv->plus), "button-press-event", - G_CALLBACK (hildon_number_editor_button_pressed), - editor); - - g_signal_connect (GTK_OBJECT (priv->minus), "button-release-event", - G_CALLBACK (hildon_number_editor_button_released), - editor); - - g_signal_connect (GTK_OBJECT (priv->plus), "button-release-event", - G_CALLBACK (hildon_number_editor_button_released), - editor); - - g_signal_connect (GTK_OBJECT (priv->minus), "leave-notify-event", - G_CALLBACK(hildon_number_editor_button_released), - editor); - - g_signal_connect (GTK_OBJECT (priv->plus), "leave-notify-event", - G_CALLBACK (hildon_number_editor_button_released), - editor); - -#ifdef MAEMO_GTK - g_object_set (G_OBJECT (priv->num_entry), - "hildon-input-mode", HILDON_GTK_INPUT_MODE_NUMERIC, NULL); -#endif - - gtk_widget_show (priv->num_entry); - gtk_widget_show (priv->minus); - gtk_widget_show (priv->plus); - - hildon_number_editor_set_range (editor, G_MININT, G_MAXINT); -} - -static gboolean -hildon_number_editor_entry_button_released (GtkWidget *widget, - GdkEventButton *event, - gpointer data) -{ - gtk_editable_select_region (GTK_EDITABLE (widget), 0, -1); - return FALSE; -} - -static gboolean -hildon_number_editor_button_released (GtkWidget *widget, - GdkEvent *event, - HildonNumberEditor *editor) -{ - HildonNumberEditorPrivate *priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (editor); - g_assert (priv); - - hildon_number_editor_stop_repeat_timer (priv); - return FALSE; -} - -/* Format given number to editor field, no checks performed, all signals - are sent normally. */ -static void -hildon_number_editor_real_set_value (HildonNumberEditorPrivate *priv, - gint value) -{ - gchar *buffer; - - /* Update text in entry to new value */ - buffer = g_strdup_printf ("%d", value); - gtk_entry_set_text (GTK_ENTRY (priv->num_entry), buffer); - g_free (buffer); -} - -static gboolean -hildon_number_editor_button_pressed (GtkWidget *widget, - GdkEventButton *event, - gpointer data) -{ - /* FIXME: XXX Why aren't we using hildon_number_editor_start_timer here? XXX */ - /* Need to fetch current value from entry and increment or decrement - it */ - - HildonNumberEditor *editor; - HildonNumberEditorPrivate *priv; - GtkSettings *settings; - guint timeout; - - g_assert (HILDON_IS_NUMBER_EDITOR (data)); - - editor = HILDON_NUMBER_EDITOR (data); - priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (editor); - g_assert (priv); - - settings = gtk_settings_get_default (); - g_object_get (settings, "gtk-timeout-initial", &timeout, NULL); - - /* Save type of button pressed */ - if (GTK_BUTTON (widget) == GTK_BUTTON (priv->plus)) - priv->button_type = 1; - else - priv->button_type = -1; - - /* Start repetition timer */ - if (! priv->button_event_id) - { - change_numbers (editor, priv->button_type); - priv->button_event_id = gdk_threads_add_timeout (timeout, - (GSourceFunc) hildon_number_editor_start_timer, - editor); - } - - return FALSE; -} - -static gboolean -hildon_number_editor_start_timer (HildonNumberEditor *editor) -{ - HildonNumberEditorPrivate *priv; - GtkSettings *settings; - guint timeout; - - priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (editor); - settings = gtk_settings_get_default (); - g_object_get (settings, "gtk-timeout-repeat", &timeout, NULL); - timeout *= 8; - - priv->button_event_id = gdk_threads_add_timeout (timeout, - (GSourceFunc) do_mouse_timeout, - editor); - - return FALSE; -} - -static gboolean -do_mouse_timeout (HildonNumberEditor *editor) -{ - HildonNumberEditorPrivate *priv; - g_assert (HILDON_IS_NUMBER_EDITOR (editor)); - - priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (editor); - g_assert (priv); - - /* Update value based on button held */ - change_numbers (editor, priv->button_type); - - return TRUE; -} - -/* Changes the current number value by the amount of update - and verifies the result. */ -static void -change_numbers (HildonNumberEditor *editor, - gint update) -{ - HildonNumberEditorPrivate *priv; - gint current_value; - - g_assert (HILDON_IS_NUMBER_EDITOR (editor)); - - priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (editor); - g_assert (priv); - - current_value = hildon_number_editor_get_value (editor); - - /* We need to rerun validation by hand, since validation - done in "changed" callback allows intermediate values */ - hildon_number_editor_real_set_value (priv, current_value + update); - hildon_number_editor_validate_value (editor, FALSE); - g_object_notify (G_OBJECT (editor), "value"); -} - -static void -add_select_all_idle (HildonNumberEditorPrivate *priv) -{ - g_assert (priv); - - if (! priv->select_all_idle_id) - { - priv->select_all_idle_id = - gdk_threads_add_idle ((GSourceFunc) hildon_number_editor_select_all, priv); - } -} - -static void -hildon_number_editor_validate_value (HildonNumberEditor *editor, - gboolean allow_intermediate) -{ - HildonNumberEditorPrivate *priv; - gint error_code, fixup_value; - const gchar *text; - long value; - gchar *tail; - gboolean r; - - g_assert (HILDON_IS_NUMBER_EDITOR(editor)); - - priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (editor); - g_assert (priv); - - text = gtk_entry_get_text (GTK_ENTRY (priv->num_entry)); - error_code = -1; - fixup_value = priv->default_val; - - if (text && text[0]) - { - /* Try to convert entry text to number */ - value = strtol (text, &tail, 10); - - /* Check if conversion succeeded */ - if (tail[0] == 0) - { - /* Check if value is in allowed range. This is tricky in those - cases when user is editing a value. - For example: Range = [100, 500] and user have just inputted "4". - This should not lead into error message. Otherwise value is - resetted back to "100" and next "4" press will reset it back - and so on. */ - if (allow_intermediate) - { - /* We now have the following error cases: - * If inputted value as above maximum and - maximum is either positive or then maximum - negative and value is positive. - * If inputted value is below minimum and minimum - is negative or minumum positive and value - negative or zero. - In all other cases situation can be fixed just by - adding new numbers to the string. - */ - if (value > priv->end && (priv->end >= 0 || (priv->end < 0 && value >= 0))) - { - error_code = HILDON_NUMBER_EDITOR_ERROR_MAXIMUM_VALUE_EXCEED; - fixup_value = priv->end; - } - else if (value < priv->start && (priv->start < 0 || (priv->start >= 0 && value <= 0))) - { - error_code = HILDON_NUMBER_EDITOR_ERROR_MINIMUM_VALUE_EXCEED; - fixup_value = priv->start; - } - } - else - { - if (value > priv->end) { - error_code = HILDON_NUMBER_EDITOR_ERROR_MAXIMUM_VALUE_EXCEED; - fixup_value = priv->end; - } - else if (value < priv->start) { - error_code = HILDON_NUMBER_EDITOR_ERROR_MINIMUM_VALUE_EXCEED; - fixup_value = priv->start; - } - } - } - /* The only valid case when conversion can fail is when we - have plain '-', intermediate forms are allowed AND - minimum bound is negative */ - else if (! allow_intermediate || strcmp (text, "-") != 0 || priv->start >= 0) - error_code = HILDON_NUMBER_EDITOR_ERROR_ERRONEOUS_VALUE; - } - else if (! allow_intermediate) - error_code = HILDON_NUMBER_EDITOR_ERROR_ERRONEOUS_VALUE; - - if (error_code != -1) - { - /* If entry is empty and intermediate forms are nor allowed, - emit error signal */ - /* Change to default value */ - hildon_number_editor_set_value (editor, fixup_value); - g_signal_emit (editor, HildonNumberEditor_signal[RANGE_ERROR], 0, error_code, &r); - add_select_all_idle (priv); - } -} - -static void -hildon_number_editor_entry_changed (GtkWidget *widget, - gpointer data) -{ - g_assert (HILDON_IS_NUMBER_EDITOR (data)); - hildon_number_editor_validate_value (HILDON_NUMBER_EDITOR (data), TRUE); - g_object_notify (G_OBJECT (data), "value"); -} - -static void -hildon_number_editor_size_request (GtkWidget *widget, - GtkRequisition *requisition) -{ - HildonNumberEditor *editor; - HildonNumberEditorPrivate *priv; - GtkRequisition req; - - editor = HILDON_NUMBER_EDITOR (widget); - priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (editor); - g_assert (priv); - - /* Requested size is size of all child widgets plus border space */ - gtk_widget_size_request (priv->minus, &req); - requisition->width = req.width; - - gtk_widget_size_request (priv->num_entry, &req); - requisition->width += req.width; - - gtk_widget_size_request (priv->plus, &req); - requisition->width += req.width; - - requisition->width += HILDON_MARGIN_DEFAULT * 2; - - /* FIXME: XXX Height is fixed */ - requisition->height = NUMBER_EDITOR_HEIGHT; -} - -/* Update alloc->width so widget fits, update alloc->x to point to free space */ -static void -set_widget_allocation (GtkWidget *widget, - GtkAllocation *alloc, - const GtkAllocation *allocation) -{ - GtkRequisition child_requisition; - - gtk_widget_get_child_requisition (widget, &child_requisition); - - /* Fit to widget width */ - if (allocation->width + allocation->x > alloc->x + child_requisition.width) - alloc->width = child_requisition.width; - else - { - alloc->width = allocation->width - (alloc->x - allocation->x); - if (alloc->width < 0) - alloc->width = 0; - } - - gtk_widget_size_allocate (widget, alloc); - /* Update x position */ - alloc->x += alloc->width; -} - -static void -hildon_number_editor_size_allocate (GtkWidget *widget, - GtkAllocation *allocation) -{ - HildonNumberEditor *editor; - HildonNumberEditorPrivate *priv; - GtkAllocation alloc; - - editor = HILDON_NUMBER_EDITOR (widget); - priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (editor); - g_assert (priv); - - widget->allocation = *allocation; - - /* Add upper border */ - alloc.y = widget->allocation.y + widget->style->ythickness; - - /* Fix height */ - if (widget->allocation.height > NUMBER_EDITOR_HEIGHT) - { - alloc.height = NUMBER_EDITOR_HEIGHT - widget->style->ythickness * 2; - alloc.y += (widget->allocation.height - NUMBER_EDITOR_HEIGHT) / 2; - } - else - alloc.height = widget->allocation.height - widget->style->ythickness * 2; - - if (alloc.height < 0) - alloc.height = 0; - - /* Add left border */ - alloc.x = allocation->x + widget->style->xthickness; - - /* Allocate positions for widgets (left-to-right) */ - set_widget_allocation(priv->minus, &alloc, &widget->allocation); - alloc.x += HILDON_MARGIN_DEFAULT; - - set_widget_allocation(priv->num_entry, &alloc, &widget->allocation); - alloc.x += HILDON_MARGIN_DEFAULT; - - set_widget_allocation(priv->plus, &alloc, &widget->allocation); -} - -static gboolean -hildon_number_editor_focus (GtkWidget *widget, - GtkDirectionType direction) -{ - gboolean retval; - GtkDirectionType effective_direction; - - g_assert (HILDON_IS_NUMBER_EDITOR (widget)); - - retval = hildon_private_composite_focus (widget, direction, &effective_direction); - - if (retval == TRUE) - return GTK_WIDGET_CLASS (parent_class)->focus (widget, effective_direction); - else - return FALSE; -} - -static gboolean -hildon_number_editor_entry_focusout (GtkWidget *widget, - GdkEventFocus *event, - gpointer data) -{ - g_assert (HILDON_IS_NUMBER_EDITOR(data)); - - hildon_number_editor_validate_value (HILDON_NUMBER_EDITOR(data), FALSE); - return FALSE; -} - -static gboolean -hildon_number_editor_entry_keypress (GtkWidget *widget, - GdkEventKey *event, - gpointer data) -{ - GtkEditable *editable; - gint cursor_pos; - - g_assert (HILDON_IS_NUMBER_EDITOR (data)); - - editable = GTK_EDITABLE (widget); - cursor_pos = gtk_editable_get_position (editable); - - switch (event->keyval) - { - case GDK_Left: - /* If the cursor is on the left, try to decrement */ - if (cursor_pos == 0) { - change_numbers (HILDON_NUMBER_EDITOR (data), -1); - return TRUE; - } - break; - - case GDK_Right: - /* If the cursor is on the right, try to increment */ - if (cursor_pos >= g_utf8_strlen(gtk_entry_get_text (GTK_ENTRY (widget)), -1)) - { - change_numbers (HILDON_NUMBER_EDITOR (data), 1); - gtk_editable_set_position(editable, cursor_pos); - return TRUE; - } - break; - - default: - break; - }; - - return FALSE; -} - -static gboolean -hildon_number_editor_range_error (HildonNumberEditor *editor, - HildonNumberEditorErrorType type) -{ - - gint min, max; - gchar *err_msg = NULL; - HildonNumberEditorPrivate *priv; - - priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (editor); - g_assert (priv); - - min = priv->start; - max = priv->end; - - /* Construct error message */ - switch (type) - { - case HILDON_NUMBER_EDITOR_ERROR_MAXIMUM_VALUE_EXCEED: - err_msg = g_strdup_printf (_("ckct_ib_maximum_value"), max, max); - break; - - case HILDON_NUMBER_EDITOR_ERROR_MINIMUM_VALUE_EXCEED: - err_msg = g_strdup_printf (_("ckct_ib_minimum_value"), min, min); - break; - - case HILDON_NUMBER_EDITOR_ERROR_ERRONEOUS_VALUE: - err_msg = - g_strdup_printf (_("ckct_ib_set_a_value_within_range"), min, max); - break; - } - - /* Infoprint error */ - if (err_msg) - { - hildon_banner_show_information (GTK_WIDGET (GTK_WINDOW (gtk_widget_get_ancestor (GTK_WIDGET(editor), - GTK_TYPE_WINDOW))), NULL, err_msg); - g_free(err_msg); - } - - return TRUE; -} - -/** - * hildon_number_editor_new: - * @min: minimum accepted value - * @max: maximum accepted value - * - * Creates new number editor - * - * Returns: a new #HildonNumberEditor widget - */ -GtkWidget* -hildon_number_editor_new (gint min, - gint max) -{ - HildonNumberEditor *editor = g_object_new (HILDON_TYPE_NUMBER_EDITOR, NULL); - - /* Set user inputted range to editor */ - hildon_number_editor_set_range (editor, min, max); - - return GTK_WIDGET (editor); -} - -/** - * hildon_number_editor_set_range: - * @editor: a #HildonNumberEditor widget - * @min: minimum accepted value - * @max: maximum accepted value - * - * Sets accepted number range for editor - */ -void -hildon_number_editor_set_range (HildonNumberEditor *editor, - gint min, - gint max) -{ - HildonNumberEditorPrivate *priv; - gchar buffer_min[32], buffer_max[32]; - gint a, b; - - g_return_if_fail (HILDON_IS_NUMBER_EDITOR (editor)); - - priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (editor); - g_assert (priv); - - /* Set preferences */ - priv->start = MIN (min, max); - priv->end = MAX (min, max); - - /* Find maximum allowed length of value */ - g_snprintf (buffer_min, sizeof (buffer_min), "%d", min); - g_snprintf (buffer_max, sizeof (buffer_max), "%d", max); - a = strlen (buffer_min); - b = strlen (buffer_max); - - /* Set maximum size of entry */ - gtk_entry_set_width_chars (GTK_ENTRY (priv->num_entry), MAX (a, b)); - hildon_number_editor_set_value (editor, priv->start); -} - -/** - * hildon_number_editor_get_value: - * @editor: a #HildonNumberEditor - * - * Gets the current value of the number editor. - * - * Returns: the current value - */ -gint -hildon_number_editor_get_value (HildonNumberEditor *editor) -{ - HildonNumberEditorPrivate *priv; - - g_return_val_if_fail (HILDON_IS_NUMBER_EDITOR (editor), 0); - - priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (editor); - g_assert (priv); - - return atoi (gtk_entry_get_text (GTK_ENTRY (priv->num_entry))); -} - -/** - * hildon_number_editor_set_value: - * @editor: a #HildonNumberEditor - * @value: numeric value for number editor - * - * Sets numeric value for number editor - */ -void -hildon_number_editor_set_value (HildonNumberEditor *editor, - gint value) -{ - HildonNumberEditorPrivate *priv; - - g_return_if_fail (HILDON_IS_NUMBER_EDITOR (editor)); - - priv = HILDON_NUMBER_EDITOR_GET_PRIVATE (editor); - g_assert (priv); - - g_return_if_fail (value <= priv->end); - g_return_if_fail (value >= priv->start); - - priv->default_val = value; - hildon_number_editor_real_set_value (priv, value); - g_object_notify (G_OBJECT(editor), "value"); -} - -/* When calling gtk_entry_set_text, the entry widget does things that can - * cause the whole widget to redraw. This redrawing is delayed and if any - * selections are made right after calling the gtk_entry_set_text the - * setting of the selection might seem to have no effect. - * - * If the selection is delayed with a lower priority than the redrawing, - * the selection should stick. Calling this function with g_idle_add should - * do it. - */ -static gboolean -hildon_number_editor_select_all (HildonNumberEditorPrivate *priv) -{ - gtk_editable_select_region (GTK_EDITABLE (priv->num_entry), 0, -1); - priv->select_all_idle_id = 0; - return FALSE; -} - -static void -hildon_number_editor_set_property (GObject *object, - guint prop_id, - const GValue *value, - GParamSpec *pspec) -{ - HildonNumberEditor *editor; - - editor = HILDON_NUMBER_EDITOR (object); - - switch (prop_id) { - - case PROP_VALUE: - hildon_number_editor_set_value (editor, g_value_get_int (value)); - break; - - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec); - break; - } -} - -static void -hildon_number_editor_get_property (GObject *object, - guint prop_id, - GValue *value, - GParamSpec *pspec) -{ - HildonNumberEditor *editor; - - editor = HILDON_NUMBER_EDITOR (object); - - switch (prop_id) { - - case PROP_VALUE: - g_value_set_int(value, hildon_number_editor_get_value (editor)); - break; - - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - |