Upgrade to ExtJS 4.0.0 - Released 04/26/2011

[extjs.git] / src / layout / component / field / Trigger.js

diff --git a/src/layout/component/field/Trigger.js b/src/layout/component/field/Trigger.js
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+/**
+ * @private
+ * @class Ext.layout.component.field.Trigger
+ * @extends Ext.layout.component.field.Field
+ * Layout class for {@link Ext.form.field.Trigger} fields. Adjusts the input field size to accommodate
+ * the trigger button(s).
+ * @private
+ */
+
+Ext.define('Ext.layout.component.field.Trigger', {
+
+    /* Begin Definitions */
+
+    alias: ['layout.triggerfield'],
+
+    extend: 'Ext.layout.component.field.Field',
+
+    /* End Definitions */
+
+    type: 'triggerfield',
+
+    sizeBodyContents: function(width, height) {
+        var me = this,
+            owner = me.owner,
+            inputEl = owner.inputEl,
+            triggerWrap = owner.triggerWrap,
+            triggerWidth = owner.getTriggerWidth();
+
+        // If we or our ancestor is hidden, we can get a triggerWidth calculation
+        // of 0.  We don't want to resize in this case.
+        if (owner.hideTrigger || owner.readOnly || triggerWidth > 0) {
+            // Decrease the field's width by the width of the triggers. Both the field and the triggerWrap
+            // are floated left in CSS so they'll stack up side by side.
+            me.setElementSize(inputEl, Ext.isNumber(width) ? width - triggerWidth : width);
+    
+            // Explicitly set the triggerWrap's width, to prevent wrapping
+            triggerWrap.setWidth(triggerWidth);
+        }
+    }
+});
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