/*
- * This file is a part of modest
+ * Copyright (C) 2008 Nokia Corporation, all rights reserved.
+ * All rights reserved.
*
- * Copyright (C) 2005, 2006, 2008 Nokia Corporation, all rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
*
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * * Neither the name of the Nokia Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+ * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+ * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
+ * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
struct _ModestNumberEditorPrivate
{
- gint start; /* Minimum */
- gint end; /* Maximum */
- gint default_val;
-
- /* Timer IDs */
- guint select_all_idle_id; /* Selection repaint hack
- see modest_number_editor_select_all */
+ gint start; /* Minimum */
+ gint end; /* Maximum */
+ gint default_val;
+ gboolean is_valid;
+
+ /* Timer IDs */
+ guint select_all_idle_id; /* Selection repaint hack
+ see modest_number_editor_select_all */
};
enum
{
RANGE_ERROR,
+ VALID_CHANGED,
LAST_SIGNAL
};
g_signal_accumulator_true_handled, NULL,
modest_marshal_BOOLEAN__ENUM,
G_TYPE_BOOLEAN, 1, MODEST_TYPE_NUMBER_EDITOR_ERROR_TYPE);
+
+ ModestNumberEditor_signal[VALID_CHANGED] =
+ g_signal_new ("valid_changed", MODEST_TYPE_NUMBER_EDITOR,
+ G_SIGNAL_RUN_LAST, G_STRUCT_OFFSET
+ (ModestNumberEditorClass, valid_changed),
+ NULL, NULL,
+ g_cclosure_marshal_VOID__BOOLEAN,
+ G_TYPE_NONE, 1, G_TYPE_BOOLEAN);
}
static void
g_assert (priv);
priv->select_all_idle_id = 0;
-
- /* Connect child widget signals */
- g_signal_connect (GTK_OBJECT (editor), "changed",
- G_CALLBACK (modest_number_editor_entry_changed),
- editor);
-
- g_signal_connect (GTK_OBJECT (editor), "focus-out-event",
- G_CALLBACK (modest_number_editor_entry_focusout),
- editor);
-
-
- g_object_set (G_OBJECT (editor),
- "hildon-input-mode", HILDON_GTK_INPUT_MODE_NUMERIC, NULL);
-
- modest_number_editor_set_range (editor, G_MININT, G_MAXINT);
+ priv->is_valid = TRUE;
}
/* Format given number to editor field, no checks performed, all signals
modest_number_editor_validate_value (ModestNumberEditor *editor,
gboolean allow_intermediate)
{
- ModestNumberEditorPrivate *priv;
- gint error_code, fixup_value;
- const gchar *text;
- long value;
- gchar *tail;
- gboolean r;
-
- g_assert (MODEST_IS_NUMBER_EDITOR(editor));
-
- priv = MODEST_NUMBER_EDITOR_GET_PRIVATE (editor);
- g_assert (priv);
-
- text = gtk_entry_get_text (GTK_ENTRY (editor));
- 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 = MODEST_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 = MODEST_NUMBER_EDITOR_ERROR_MINIMUM_VALUE_EXCEED;
- fixup_value = priv->start;
- }
- }
- else
- {
- if (value > priv->end) {
- error_code = MODEST_NUMBER_EDITOR_ERROR_MAXIMUM_VALUE_EXCEED;
- fixup_value = priv->end;
- }
- else if (value < priv->start) {
- error_code = MODEST_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 = MODEST_NUMBER_EDITOR_ERROR_ERRONEOUS_VALUE;
- }
- else if (! allow_intermediate)
- error_code = MODEST_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 */
- modest_number_editor_set_value (editor, fixup_value);
- g_signal_emit (editor, ModestNumberEditor_signal[RANGE_ERROR], 0, error_code, &r);
- add_select_all_idle (editor);
- }
+ ModestNumberEditorPrivate *priv;
+ gint error_code, fixup_value;
+ const gchar *text;
+ long value;
+ gchar *tail;
+ gboolean r;
+ gboolean is_valid = TRUE;
+
+ g_assert (MODEST_IS_NUMBER_EDITOR(editor));
+
+ priv = MODEST_NUMBER_EDITOR_GET_PRIVATE (editor);
+ g_assert (priv);
+
+ text = gtk_entry_get_text (GTK_ENTRY (editor));
+ 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 = MODEST_NUMBER_EDITOR_ERROR_MAXIMUM_VALUE_EXCEED;
+ fixup_value = priv->end;
+ is_valid = FALSE;
+ } else if (value < priv->start && (priv->start < 0 || (priv->start >= 0 && value <= 0))) {
+ error_code = MODEST_NUMBER_EDITOR_ERROR_MINIMUM_VALUE_EXCEED;
+ fixup_value = priv->start;
+ is_valid = FALSE;
+ }
+ } else {
+ if (value > priv->end) {
+ error_code = MODEST_NUMBER_EDITOR_ERROR_MAXIMUM_VALUE_EXCEED;
+ fixup_value = priv->end;
+ is_valid = FALSE;
+ } else if (value < priv->start) {
+ error_code = MODEST_NUMBER_EDITOR_ERROR_MINIMUM_VALUE_EXCEED;
+ fixup_value = priv->start;
+ is_valid = FALSE;
+ }
+ }
+ /* The only valid case when conversion can fail is when we
+ have plain '-', intermediate forms are allowed AND
+ minimum bound is negative */
+ } else {
+ is_valid = FALSE;
+ if (! allow_intermediate || strcmp (text, "-") != 0 || priv->start >= 0)
+ error_code = MODEST_NUMBER_EDITOR_ERROR_ERRONEOUS_VALUE;
+ }
+ } else {
+ is_valid = FALSE;
+ if (! allow_intermediate)
+ error_code = MODEST_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 */
+ modest_number_editor_set_value (editor, fixup_value);
+ g_signal_emit (editor, ModestNumberEditor_signal[RANGE_ERROR], 0, error_code, &r);
+ add_select_all_idle (editor);
+ is_valid = modest_number_editor_is_valid (editor);
+ }
+
+ if (priv->is_valid != is_valid) {
+ priv->is_valid = is_valid;
+ g_signal_emit (editor, ModestNumberEditor_signal[VALID_CHANGED], 0, is_valid);
+ }
}
static void
GdkEventFocus *event,
gpointer data)
{
- g_assert (MODEST_IS_NUMBER_EDITOR(data));
+ GtkWidget *window;
+
+ g_assert (MODEST_IS_NUMBER_EDITOR(data));
- modest_number_editor_validate_value (MODEST_NUMBER_EDITOR(data), FALSE);
- return FALSE;
+ window = gtk_widget_get_toplevel (widget);
+ if (window && gtk_window_has_toplevel_focus (GTK_WINDOW (window)))
+ modest_number_editor_validate_value (MODEST_NUMBER_EDITOR(data), FALSE);
+
+ return FALSE;
}
static gboolean
{
ModestNumberEditor *editor = g_object_new (MODEST_TYPE_NUMBER_EDITOR, NULL);
+ /* Connect child widget signals */
+ g_signal_connect (GTK_OBJECT (editor), "changed",
+ G_CALLBACK (modest_number_editor_entry_changed),
+ editor);
+
+ g_signal_connect (GTK_OBJECT (editor), "focus-out-event",
+ G_CALLBACK (modest_number_editor_entry_focusout),
+ editor);
+
+ /* Numeric input mode */
+ hildon_gtk_entry_set_input_mode (GTK_ENTRY (editor),
+ HILDON_GTK_INPUT_MODE_NUMERIC);
+ hildon_gtk_widget_set_theme_size ((GtkWidget *) editor,
+ HILDON_SIZE_FINGER_HEIGHT);
+
/* Set user inputted range to editor */
modest_number_editor_set_range (editor, min, max);
}
/**
+ * modest_number_editor_is_valid:
+ * @editor: pointer to #ModestNumberEditor
+ *
+ * Returns: if @editor contents are valid
+ */
+gboolean
+modest_number_editor_is_valid (ModestNumberEditor *editor)
+{
+ ModestNumberEditorPrivate *priv;
+
+ g_return_val_if_fail (MODEST_IS_NUMBER_EDITOR (editor), FALSE);
+
+ priv = MODEST_NUMBER_EDITOR_GET_PRIVATE (editor);
+ g_assert (priv);
+
+ return priv->is_valid;
+
+}
+
+/**
* modest_number_editor_get_value:
* @editor: pointer to #ModestNumberEditor
*
projects / modest / blobdiff