SwitchCompat
java.lang.Object
↳ android.view.View
↳ android.widget.TextView
↳ android.widget.Button
↳ android.widget.CompoundButton
↳ android.support.v7.widget.SwitchCompat
| 属性 | 相关方法 | 作用 |
|---|---|---|
| android:showText | setShowText(boolean) | Whether to draw on/off text. |
| android:splitTrack | setSplitTrack(boolean) | Whether to split the track and leave a gap for the thumb drawable. |
| android:switchMinWidth | setSwitchMinWidth(int) | Minimum width for the switch component。 Must be a dimension value, which is a floating point number appended with a unit such as “14.5sp”. |
| android:switchPadding | setSwitchPadding(int) | Minimum space between the switch and caption text。Must be a dimension value, which is a floating point number appended with a unit such as “14.5sp”. |
| android:switchTextAppearance | setSwitchTextAppearance(Context,int) | TextAppearance style for text displayed on the switch thumb. |
| android:textOff | setTextOff(CharSequence) | Text to use when the switch is in the unchecked/”off” state. |
| android:textOn | setTextOn(CharSequence) | Text to use when the switch is in the checked/”on” state. |
| android:textStyle | setSwitchTypeface(Typeface) | Style (bold, italic, bolditalic) for the text. |
| android:thumb | setThumbResource(int) | Drawable to use as the “thumb” that switches back and forth. |
| android:thumbTextPadding | setThumbTextPadding(int) | Amount of padding on either side of text within the switch thumb. |
| android:thumbTint | setThumbTintList(ColorStateList) | Tint to apply to the thumb. |
| android:thumbTintMode | setThumbTintMode(PorterDuff.Mode) | Blending mode used to apply the thumb tint. |
| android:track | setTrackResource(int) | Drawable to use as the “track” that the switch thumb slides within. |
| android:trackTint | setTrackTintList(ColorStateList) | Tint to apply to the track. |
| android:trackTintMode | setTrackTintMode(PorterDuff.Mode) | Blending mode used to apply the track tint. |
| android:typeface | setSwitchTypeface(Typeface) | Typeface (normal, sans, serif, monospace) for the text. |
Switch
java.lang.Object
↳ android.view.View
↳ android.widget.TextView
↳ android.widget.Button
↳ android.widget.CompoundButton
↳ android.widget.Switch
| 属性 | 相关方法 | 作用 |
|---|---|---|
| android:showText | setShowText(boolean) | Whether to draw on/off text. |
| android:splitTrack | setSplitTrack(boolean) | Whether to split the track and leave a gap for the thumb drawable. |
| android:switchMinWidth | setSwitchMinWidth(int) | Minimum width for the switch component. Must be a dimension value, which is a floating point number appended with a unit such as “14.5sp”. |
| android:switchPadding | setSwitchPadding(int) | Minimum space between the switch and caption text。Must be a dimension value, which is a floating point number appended with a unit such as “14.5sp”. |
| android:switchTextAppearance | setSwitchTextAppearance(Context,int) | TextAppearance style for text displayed on the switch thumb. |
| android:textOff | setTextOff(CharSequence) | Text to use when the switch is in the unchecked/”off” state. |
| android:textOn | setTextOn(CharSequence) | Text to use when the switch is in the checked/”on” state. |
| android:textStyle | setSwitchTypeface(Typeface) | Style (bold, italic, bolditalic) for the text. |
| android:thumb | setThumbResource(int) | Drawable to use as the “thumb” that switches back and forth. |
| android:thumbTextPadding | setThumbTextPadding(int) | Amount of padding on either side of text within the switch thumb. |
| android:thumbTint | setThumbTintList(ColorStateList) | Tint to apply to the thumb. |
| android:thumbTintMode | setThumbTintMode(PorterDuff.Mode) | Blending mode used to apply the thumb tint. |
| android:track | setTrackResource(int) | Drawable to use as the “track” that the switch thumb slides within. |
| android:trackTint | setTrackTintList(ColorStateList) | Tint to apply to the track. |
| android:trackTintMode | setTrackTintMode(PorterDuff.Mode) | Blending mode used to apply the track tint. |
| android:typeface | setSwitchTypeface(Typeface) | Typeface (normal, sans, serif, monospace) for the text. |
在使用中发现Switch控件会出现按钮滑动一点点手指松开后，按钮停留在手指离开的位置，按钮既不处于true也不处于false状态，此时也无返回值，而SwitchCompat会判断此时滑动位置，将按钮滑动到底或者返回初始状态。 SwitchCompat和Switch大部分xml属性相同，但是在写xml属性是Switch的属性是以android开头，而SwitchCompat则是app开头的，两者switchTextAppearance的书写也有所区别。并且在开发中发现，由于SwitchCompat是v7包中的，则必须APP主题是以AppCompat下的，否则无选择效果，不可点击。
Switch
<Switch
android:id="@+id/switch1"
android:layout_width="368px"
android:layout_height="100px"
android:showText="true"
android:switchTextAppearance="@style/SwitchTxt"
android:textOff="开"
android:textOn="关"
android:thumb="@drawable/thumb"
android:track="@android:color/transparent" />
SwitchCompat
<android.support.v7.widget.SwitchCompat
android:id="@+id/switchcompat"
android:layout_width="368px"
android:layout_height="100px"
android:textOff="开"
android:textOn="关"
android:checked="true"
android:thumb="@drawable/thumb"
app:showText="true"
app:switchTextAppearance="@style/switch.txt"
app:theme="@style/MySwitch"
app:track="@android:color/transparent" />
style
<style name="SwitchTxt" parent="@android:style/TextAppearance.Material.Widget">
<item name="android:textSize">36px</item>
<item name="android:textColor">@android:color/white</item>
</style>
<style name="MySwitch" parent="Theme.AppCompat.Light">
<item name="colorControlActivated">@android:color/transparent</item>
<item name="colorSwitchThumbNormal">@android:color/transparent</item>
<item name="android:colorForeground">@android:color/transparent</item>
</style>
<style name="switch.txt" parent="Theme.AppCompat.Light">
<item name="android:textSize">36px</item>
<item name="android:textColor">@android:color/white</item>
</style>
