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constraint editor: Enable max size for guide

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Also, use the apis we have now, and make the
spin buttons display 'unset' values as such.
This commit is contained in:
Matthias Clasen
2019-07-01 02:23:39 +00:00
parent b224df8109
commit 670fc5bb94
1 changed files with 97 additions and 28 deletions
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125
demos/constraint-editor/guide-editor.c
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@@ -66,7 +66,6 @@ guide_strength_combo (GtkWidget *combo)
gtk_combo_box_text_append (GTK_COMBO_BOX_TEXT (combo), "required", "Required");
}
#if 0
static GtkConstraintStrength
get_strength (const char *id)
{
@@ -78,7 +77,6 @@ get_strength (const char *id)
return strength;
}
#endif
const char *
get_strength_nick (GtkConstraintStrength strength)
@@ -95,34 +93,28 @@ static void
create_guide (GtkButton *button,
GuideEditor *editor)
{
#if 0
const char *id;
int strength;
#endif
const char *name;
int w, h;
GtkConstraintGuide *guide;
//guide = gtk_constraint_guide_new ();
if (editor->guide)
guide = g_object_ref (editor->guide);
else
guide = g_object_new (GTK_TYPE_CONSTRAINT_GUIDE, NULL);
guide = gtk_constraint_guide_new ();
name = gtk_editable_get_text (GTK_EDITABLE (editor->name));
g_object_set_data_full (G_OBJECT (guide), "name", g_strdup (name), g_free);
w = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (editor->min_width));
h = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (editor->min_height));
//gtk_constraint_guide_set_min_size (guide, w, h);
g_object_set (guide, "min-width", w, "min-height", h, NULL);
gtk_constraint_guide_set_min_size (guide, w, h);
w = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (editor->nat_width));
h = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (editor->nat_height));
//gtk_constraint_guide_set_nat_size (guide, w, h);
g_object_set (guide, "nat-width", w, "nat-height", h, NULL);
gtk_constraint_guide_set_nat_size (guide, w, h);
#if 0
w = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (editor->max_width));
h = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (editor->max_height));
gtk_constraint_guide_set_max_size (guide, w, h);
@@ -130,7 +122,6 @@ create_guide (GtkButton *button,
id = gtk_combo_box_get_active_id (GTK_COMBO_BOX (editor->strength));
strength = get_strength (id);
gtk_constraint_guide_set_strength (guide, strength);
#endif
g_signal_emit (editor, signals[DONE], 0, guide);
g_object_unref (guide);
@@ -144,6 +135,84 @@ guide_editor_init (GuideEditor *editor)
static int guide_counter;
static int
min_input (GtkSpinButton *spin_button,
double *new_val)
{
if (strcmp (gtk_editable_get_text (GTK_EDITABLE (spin_button)), "") == 0)
{
*new_val = 0.0;
return TRUE;
}
return FALSE;
}
static int
max_input (GtkSpinButton *spin_button,
double *new_val)
{
if (strcmp (gtk_editable_get_text (GTK_EDITABLE (spin_button)), "") == 0)
{
*new_val = G_MAXINT;
return TRUE;
}
return FALSE;
}
static gboolean
min_output (GtkSpinButton *spin_button)
{
GtkAdjustment *adjustment;
double value;
GtkWidget *box, *text;
adjustment = gtk_spin_button_get_adjustment (spin_button);
value = gtk_adjustment_get_value (adjustment);
box = gtk_widget_get_first_child (GTK_WIDGET (spin_button));
text = gtk_widget_get_first_child (box);
if (value == 0.0)
{
gtk_editable_set_text (GTK_EDITABLE (spin_button), "");
gtk_text_set_placeholder_text (GTK_TEXT (text), "unset");
return TRUE;
}
else
{
gtk_text_set_placeholder_text (GTK_TEXT (text), "");
return FALSE;
}
}
static gboolean
max_output (GtkSpinButton *spin_button)
{
GtkAdjustment *adjustment;
double value;
GtkWidget *box, *text;
adjustment = gtk_spin_button_get_adjustment (spin_button);
value = gtk_adjustment_get_value (adjustment);
box = gtk_widget_get_first_child (GTK_WIDGET (spin_button));
text = gtk_widget_get_first_child (box);
if (value == (double)G_MAXINT)
{
gtk_editable_set_text (GTK_EDITABLE (spin_button), "");
gtk_text_set_placeholder_text (GTK_TEXT (text), "unset");
return TRUE;
}
else
{
gtk_text_set_placeholder_text (GTK_TEXT (text), "");
return FALSE;
}
}
static void
guide_editor_constructed (GObject *object)
{
@@ -151,40 +220,42 @@ guide_editor_constructed (GObject *object)
guide_strength_combo (editor->strength);
gtk_widget_set_sensitive (editor->max_width, FALSE);
gtk_widget_set_sensitive (editor->max_height, FALSE);
gtk_widget_set_sensitive (editor->strength, FALSE);
g_signal_connect (editor->min_width, "input", G_CALLBACK (min_input), NULL);
g_signal_connect (editor->min_width, "output", G_CALLBACK (min_output), NULL);
g_signal_connect (editor->min_height, "input", G_CALLBACK (min_input), NULL);
g_signal_connect (editor->min_height, "output", G_CALLBACK (min_output), NULL);
g_signal_connect (editor->max_width, "input", G_CALLBACK (max_input), NULL);
g_signal_connect (editor->max_width, "output", G_CALLBACK (max_output), NULL);
g_signal_connect (editor->max_height, "input", G_CALLBACK (max_input), NULL);
g_signal_connect (editor->max_height, "output", G_CALLBACK (max_output), NULL);
if (editor->guide)
{
#if 0
GtkConstaintStrength strength;
#endif
GtkConstraintStrength strength;
const char *nick;
int w, h;
nick = (char *)g_object_get_data (G_OBJECT (editor->guide), "name");
gtk_editable_set_text (GTK_EDITABLE (editor->name), nick);
//gtk_constaint_guide_get_min_size (editor->guide, &w, &h);
g_object_get (editor->guide, "min-width", &w, "min-height", &h, NULL);
gtk_constraint_guide_get_min_size (editor->guide, &w, &h);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (editor->min_width), w);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (editor->min_height), h);
//gtk_constaint_guide_get_nat_size (editor->guide, &w, &h);
g_object_get (editor->guide, "nat-width", &w, "nat-height", &h, NULL);
gtk_constraint_guide_get_nat_size (editor->guide, &w, &h);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (editor->nat_width), w);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (editor->nat_height), h);
#if 0
gtk_constaint_guide_get_max_size (editor->guide, &w, &h);
gtk_constraint_guide_get_max_size (editor->guide, &w, &h);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (editor->max_width), w);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (editor->max_height), h);
strength = gtk_guide_get_strength (editor->guide);
strength = gtk_constraint_guide_get_strength (editor->guide);
nick = get_strength_nick (strength);
gtk_combo_box_set_active_id (GTK_COMBO_BOX (editor->strength), nick);
#endif
gtk_button_set_label (GTK_BUTTON (editor->button), "Apply");
}
@@ -201,12 +272,10 @@ guide_editor_constructed (GObject *object)
gtk_spin_button_set_value (GTK_SPIN_BUTTON (editor->min_height), 0.0);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (editor->nat_width), 0.0);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (editor->nat_height), 0.0);
#if 0
gtk_spin_button_set_value (GTK_SPIN_BUTTON (editor->max_width), G_MAXINT);
gtk_spin_button_set_value (GTK_SPIN_BUTTON (editor->max_height), G_MAXINT);
gtk_combo_box_set_active_id (GTK_COMBO_BOX (editor->strength), "medium");
#endif
gtk_button_set_label (GTK_BUTTON (editor->button), "Create");
}