AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |
Back to Blog
Android alertdialog buttonbar8/2/2023 ![]() ![]() */ protected AlertDialog( Context context, int themeResId) å¤å¶ä»£ç å¯ä»¥çå°åç§èªå®ä¹å±æ§ï¼æ¯ç¨R.styleable.AlertDialogè·åçãæå¼androidç³»ç»valuesæç´¢AlertDialog: å¤å¶ä»£ç ![]() * to get the dialog's style (such as R.attr#alertDialogTheme}. * here supply either the name of an attribute in the theme from which * that an AlertDialog uses is a private implementation, however you can * Construct an AlertDialog that uses an explicit theme. Set a listener to be invoked when the neutral button of the dialog is pressed. This allowed me to customize my AlertDialog buttons and layout.Androidç³»ç»ä¸ºå¼åè æä¾äºAlertDialog,ç¨äºå¿«æ·å建dialogã å¤å¶ä»£ç So the conclusion that alert dialog buttons do not obey the Widget.Button is not yet proven from my point of view.Ĭonsolidated conclusion: The abilities to style alert dialogs independently of other widgets is limited in Android but getting more powerful as new versions improve in this respect. I don't have the resources to validate MrSnowflake's conclusion that it's impossible to style alert dialog buttons in XML, but unless we're facing one of those somewhat nasty aspects of Android where a feature is really missing, I find it unlikely.Īs a matter of fact, what's missing in the question is the most relevant part in this respect, namely I can't figure out exactly when this was introduced but it hasn't been Android 2.2 and Eclipse will tell you anyway. the alert dialog style has been around for quite some time but is limited to providing (background) drawables for "fullDark", "topDark" etc.Ĭustomizing the alert dialog theme opens a method to provide attributes such as windowBackground, windowTitleStyle and such, but as stated before, you need an Android version which supports the alertDialogThem attribute/item for themes. ![]() This is how the markup should look like not all Android versions support all features. In the question's markup, the will do nothing except creating the illusion that you're customizing the alert dialog theme when you're really only customizing the alert dialog style. But the markup used in the question suggests that it does.) (It may or may not be the case that such inconsistent Android versions exist, I don't know for sure. Youâll find out how to implement an AlertDialog using the Kotlin programming. In this post, weâll take a deep look at AlertDialog. Dialogs are popular, and most apps have at least one feature that displays messages using a dialog. So even if is available on your Andoid platform, you still can't utilize its expressional power by hooking a cusomized version back into your own theme unless your Android platform supports an android:alertDialogTheme attribute/item for themes. Kotlin AlertDialog is a kind of dialog that displays a message with either one, two, or three action buttons. There is something wrong with the markup in Steve Haley's question, and it is mixing up alertDialogStyle and alertDialogTheme, most likely because of the fact that alertDialogTheme was introduced long after alertDialogStyle was around. Given that MrSnowflake's reasoning is inaccurate, I'm taking the freedom to provide another answer. (Some other items were deleted for clarity, but they only relate to the title bar.) ideas? show () method: As you may have guessed from the name, this is the actual method thatâll cause the AlertDialog to show. You can set the message using a string parameter or resource ID. myTheme is applied to the whole via the manifest. setMessage () method: This method lets you define the main message that will display in an AlertDialog. Generally, in android we can build AlertDialog in our activity file using different dialog methods. ![]() In android Alert Dialogs, we can show a title, up to three buttons, a list of selectable items or a custom layout based on our requirements. What I've got below works for changing the backgrounds, but doesn't do anything with the buttons. The AlertDialog in an android application will contain three regions like as shown below. Does anyone know how to override the default style for AlertDialog buttons? I've looked through the Android source for themes and styles and experimented with different things but I haven't been able to find a way that works. ![]()
0 Comments
Read More
Leave a Reply. |