imagebutton

问题 Im programming a little game where two Players have to click some Buttons it works pretty good if there is only one player, but when the other player is also playing his part of the game then the Buttons dont do anything. How can i enable Multitouch so that 2 Buttons can get clicked at once ? EDIT: Here is some Code: Layout XML <ImageButton android:id="@+id/game1_player2" [...] android:background="@android:color/transparent" android:src="@drawable/player2_countdown_1" android:onClick=

问题 i have an application with an imagebutton that has both an onclick and an onlongclick listener. However, when the button is long pressed, both of these listeners are executing. Any suggestions? d1.setOnLongClickListener(new OnLongClickListener() { @Override public boolean onLongClick(View v) { selectMode = true; dockNum = 1; sd1.open(); d1.cancelLongPress(); return false; } }); ...d1.setOnClickListener(this); ...case R.id.d1: if(d1s.equals("empty")) { selectMode = true; dockNum = 1; sd1.open(

问题 I have a ListView with a row that has an ImageButton. I can click on a particular row and this works: the new expected activity starts. But if I click on the ImageButton, and this is an item within the row, nothing happens. The imageButton gets highlighted but the print out within the onClick of the ImageButton is not executed. Can anyone tell me how I can resolve this? Here is my code: SimpleCursorAdapter menuItems2 = new SimpleCursorAdapter( this, R.layout.todo_row, matrixCursor,

问题 I have the following CSS that I can apply to an HTML input tag. #headerSearch { width: 265px; } #headerSearch .text { width: 215px; } #headerSearch #searchButton { background: url(../images/searchButton.png) no-repeat 0 0; width: 36px; border: 1px solid #ccc; margin: 0; } #headerSearch #searchButton:hover { background: url(../images/searchButton.png) no-repeat 0 -28px; } And the HTML to which I apply it... <div id="headerSearch" class="float"> <input id="txtSearch" class="text left" type=

问题 I am trying to create a custom GWT Button based on an image. I have an image that is not rectangular, something like this: Now, I want the click-able area to only work inside the visible parts of the image (non-transparent areas). This would mean that it's possible for someone using the button to click in the transparent corners of the image (Button) and not trigger the click event on the Button. Is this possible without having to create a custom widget (and the HTML to go with it)? I would

问题 I'm trying to create the design shown below but with a responsive height on the image buttons for different screens. While I can get a responsive width by using android:layout_weight I can't manage to apply the same method to the button's height. What I'm trying to achieve is what's shown below but with the height of the screen evenly distributed amongst the buttons. i.e. 25% of the screen's height for each row of buttons. Any help would be greatly appreciated! <?xml version="1.0" encoding=

问题 I have to create few buttons imagebuttons programatically and i don't know how to change size of them. Changing left and right does not work. 回答1: Use this. LinearLayout.LayoutParams params = button.getLayoutParams(); params.width = 80; button.setLayoutParams(params); it should work 回答2: You can try this: imageView.getLayoutParams().height = 200;//set appropriate sizes imageView.getLayoutParams().width= 200; imageView.requestLayout();//this line redraws the imageview again call only after you

问题 How can I create a "Drop down button" in JavaFX? So far i was using a ChoiceBox for the purpose , now that I have to assign an image to the ChoiceBox , ChoiceBox.setGraphic() // is not available as like Buttons So I am planning to change it to a drop down button. So that i can set an icon to it. Am using SceneBuilder for designing UI. No help in searching how to create a drop down button using JavaFX. 回答1: If you do not have to store the selection like in a ChoiceBox you can use for example

问题 I have a school project where I am trying to get a flashlight app going. For the on/off ImageButton, I want to have 4 custom images. If flashlight is off: -turn_on.png (default) -turn_on_pressing.png (state pressed = true) If flashlight is on: -turn_off.png (default) -turn_off_pressing.png (state pressed = true) I am hoping to change the ImageButton src target to change between "on_selector.xml" and "off_selector.xml". Originally I was able to setImageResource() to change the default button

问题 I want to add text under a image button, which are also clickable, and will be redirected to the same activity as the image button. basically it's like the app list in any android phone, e.g. 回答1: If you have your ImageButton declared in XML, then just put it into a LinearLayout which also contains a TextView and set the onClickListener on the LinearLayout . The structure would be like <LinearLayout ... > <!-- This is the LinearLayout for the xml document --> <!-- Some other layout code here