107 lines
3.6 KiB
Java
107 lines
3.6 KiB
Java
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.gecko.toolbar;
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import org.mozilla.gecko.R;
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import org.mozilla.gecko.lwt.LightweightThemeDrawable;
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import org.mozilla.gecko.util.ColorUtils;
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import org.mozilla.gecko.widget.themed.ThemedImageButton;
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import android.content.Context;
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import android.graphics.Canvas;
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import android.graphics.Paint;
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import android.graphics.Path;
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import android.graphics.PorterDuff.Mode;
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import android.graphics.drawable.Drawable;
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import android.graphics.drawable.StateListDrawable;
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import android.util.AttributeSet;
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/**
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* A ImageButton with a custom drawn path and lightweight theme support. Note that {@link ShapedButtonFrameLayout}
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* copies the lwt support so if you change it here, you should probably change it there.
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*/
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public class ShapedButton extends ThemedImageButton
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implements CanvasDelegate.DrawManager {
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protected final Path mPath;
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protected final CanvasDelegate mCanvasDelegate;
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public ShapedButton(Context context, AttributeSet attrs) {
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super(context, attrs);
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// Path is clipped.
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mPath = new Path();
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final Paint paint = new Paint();
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paint.setAntiAlias(true);
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paint.setColor(ColorUtils.getColor(context, R.color.canvas_delegate_paint));
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paint.setStrokeWidth(0.0f);
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mCanvasDelegate = new CanvasDelegate(this, Mode.DST_IN, paint);
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setWillNotDraw(false);
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}
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@Override
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public void draw(Canvas canvas) {
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if (mCanvasDelegate != null)
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mCanvasDelegate.draw(canvas, mPath, getWidth(), getHeight());
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else
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defaultDraw(canvas);
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}
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@Override
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public void defaultDraw(Canvas canvas) {
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super.draw(canvas);
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}
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// The drawable is constructed as per @drawable/shaped_button.
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@Override
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public void onLightweightThemeChanged() {
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final int background = ColorUtils.getColor(getContext(), R.color.text_and_tabs_tray_grey);
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final LightweightThemeDrawable lightWeight = getTheme().getColorDrawable(this, background);
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if (lightWeight == null)
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return;
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lightWeight.setAlpha(34, 34);
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final StateListDrawable stateList = new StateListDrawable();
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stateList.addState(PRESSED_ENABLED_STATE_SET, getColorDrawable(R.color.highlight_shaped));
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stateList.addState(FOCUSED_STATE_SET, getColorDrawable(R.color.highlight_shaped_focused));
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stateList.addState(PRIVATE_STATE_SET, getColorDrawable(R.color.text_and_tabs_tray_grey));
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stateList.addState(EMPTY_STATE_SET, lightWeight);
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setBackgroundDrawable(stateList);
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}
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@Override
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public void onLightweightThemeReset() {
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setBackgroundResource(R.drawable.shaped_button);
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}
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@Override
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public void setBackgroundDrawable(Drawable drawable) {
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if (getBackground() == null || drawable == null) {
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super.setBackgroundDrawable(drawable);
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return;
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}
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int[] padding = new int[] { getPaddingLeft(),
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getPaddingTop(),
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getPaddingRight(),
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getPaddingBottom()
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};
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drawable.setLevel(getBackground().getLevel());
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super.setBackgroundDrawable(drawable);
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setPadding(padding[0], padding[1], padding[2], padding[3]);
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}
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@Override
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public void setBackgroundResource(int resId) {
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setBackgroundDrawable(getResources().getDrawable(resId));
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}
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}
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