日志猫错误:我不知道这意味着什么,因为我是android新手,请帮助解决这个问题,因为它今晚到期LOL:(
01-09 13:34:55.608 6929-6929/com.example.james.assignment1_18094969 E/AndroidRuntime: FATAL EXCEPTION: main
Process: com.example.james.assignment1_18094969, PID: 6929
java.lang.RuntimeException: Canvas: trying to draw too large(121480800bytes) bitmap.
at android.view.DisplayListCanvas.throwIfCannotDraw(DisplayListCanvas.java:260)
at android.graphics.Canvas.drawBitmap(Canvas.java:1415)
at android.graphics.drawable.BitmapDrawable.draw(BitmapDrawable.java:528)
at android.widget.ImageView.onDraw(ImageView.java:1316)
at android.view.View.draw(View.java:17185)
at android.view.View.updateDisplayListIfDirty(View.java:16167)
at android.view.View.draw(View.java:16951)
at android.view.ViewGroup.drawChild(ViewGroup.java:3727)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3513)
at android.view.View.draw(View.java:17188)
at android.view.View.updateDisplayListIfDirty(View.java:16167)
at android.view.View.draw(View.java:16951)
at android.view.ViewGroup.drawChild(ViewGroup.java:3727)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3513)
at android.view.View.updateDisplayListIfDirty(View.java:16162)
at android.view.View.draw(View.java:16951)
at android.view.ViewGroup.drawChild(ViewGroup.java:3727)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3513)
at android.view.View.updateDisplayListIfDirty(View.java:16162)
at android.view.View.draw(View.java:16951)
at android.view.ViewGroup.drawChild(ViewGroup.java:3727)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3513)
at android.view.View.updateDisplayListIfDirty(View.java:16162)
at android.view.View.draw(View.java:16951)
at android.view.ViewGroup.drawChild(ViewGroup.java:3727)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3513)
at android.view.View.updateDisplayListIfDirty(View.java:16162)
at android.view.View.draw(View.java:16951)
at android.view.ViewGroup.drawChild(ViewGroup.java:3727)
at android.view.ViewGroup.dispatchDraw(ViewGroup.java:3513)
at android.view.View.draw(View.java:17188)
at com.android.internal.policy.DecorView.draw(DecorView.java:753)
at android.view.View.updateDisplayListIfDirty(View.java:16167)
at android.view.ThreadedRenderer.updateViewTreeDisplayList(ThreadedRenderer.java:648)
at android.view.ThreadedRenderer.updateRootDisplayList(ThreadedRenderer.java:654)
at android.view.ThreadedRenderer.draw(ThreadedRenderer.java:762)
at android.view.ViewRootImpl.draw(ViewRootImpl.java:2800)
at android.view.ViewRootImpl.performDraw(ViewRootImpl.java:2608)
at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:2215)
at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1254)
at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:6337)
at android.view.Choreographer$CallbackRecord.run(Choreographer.java:874)
at android.view.Choreographer.doCallbacks(Choreographer.java:686)
at android.view.Choreographer.doFrame(Choreographer.java:621)
at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:860)
at android.os.Handler.handleCallback(Handler.java:751)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:154)
at android.app.ActivityThread.main(ActivityThread.java:6119)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:886)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:776)
带按钮的菜单页面(沙漠按钮进入沙漠菜单)
package com.example.james.assignment1_18094969;
import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class Menu extends AppCompatActivity {
//takes user to the pizza menu
Button PizzaMenu;
//return to home
Button back;
//takes user to the drinks menu
Button drinksMenu;
//takes user to the sides menu
Button sidesMenu;
//takes user to the desert menu
Button desertsMenu;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_menu);
PizzaMenu = (Button) findViewById(R.id.button_Pizza);
PizzaMenu.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View view) {
Intent intent = new Intent(Menu.this, Pizzas.class);
startActivity(intent);
}
});
back = (Button) findViewById(R.id.menu_2home);
back.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View view) {
Intent intent = new Intent (Menu.this, Home.class);
startActivity(intent);
}
});
drinksMenu = (Button) findViewById(R.id.button_Drinks);
drinksMenu.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View view) {
Intent intent = new Intent(Menu.this, Drinks.class);
startActivity(intent);
}
});
sidesMenu = (Button) findViewById(R.id.button_sides);
sidesMenu.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View view) {
Intent intent = new Intent(Menu.this, Sides.class);
startActivity(intent);
}
});
desertsMenu = (Button) findViewById(R.id.button_Desert);
desertsMenu.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View view) {
Intent intent = new Intent(Menu.this, Deserts.class);
startActivity(intent);
}
});
}
}
沙漠页面,应该像其他任何东西一样打开,但应用程序停止
package com.example.james.assignment1_18094969;
import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.CheckBox;
import android.widget.TextView;
import java.util.ArrayList;
public class Deserts extends AppCompatActivity {
Button submit;
Button cancel;
TextView message;
ArrayList<String> selection = new ArrayList<String>();
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_deserts);
message = (TextView) findViewById(R.id.textView_deserts);
message.setEnabled(false);
//cancel button takes user out of the desert screen to the main menu
cancel = (Button) findViewById(R.id.button_desertCancel);
cancel.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Intent intent = new Intent(Deserts.this, Menu.class);
startActivity(intent);
}
});
//submit button takes the user back to the menu after selecting their desert(s)
submit = (Button) findViewById(R.id.button_desertSubmit);
submit.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
Intent intent = new Intent(Deserts.this, Menu.class);
}
});
}
//case checks for the selected check boxes and adds it to the string array
public void SelectDesertItem(View view) {
boolean checked = ((CheckBox) view).isChecked();
switch (view.getId()) {
case R.id.checkBox_Gelato:
if (checked) {
selection.add("Gelato");
} else {
selection.remove("Gelato");
}
break;
case R.id.checkBox_chocFudge:
if (checked) {
selection.add("Chocolate Fudge");
} else {
selection.remove("Chocolate Fudge");
}
break;
case R.id.checkbox_cheeseCake:
if (checked) {
selection.add("Cheese Cake");
} else {
selection.remove("Cheese Cake");
}
break;
}
}
//defines the display message "you have selected" and adds the options selected from the string array list.
public void finalDesertSelect(View view){
String finalDesertSelect ="";
for (String Selections : selection)
{
finalDesertSelect = finalDesertSelect + Selections + "\n";
}
message.setText("You have selected:" + "\n" + finalDesertSelect);
message.setEnabled(true);
}
}
您正在使用的图像的实际大小太大,所以请尝试使用一些图像压缩程序对其进行压缩,然后使用。
你也可以在线压缩图像。有很多在线工具可用。
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