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A
AndroidUtilCode

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提交 444ff24b 编写于 作者: B Blankj
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see 02/14 log

上级 dfcdd03b
隐藏空白更改
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Showing with 256 addition and 116 deletion
README-CN.md
浏览文件 @ 444ff24b
......@@ -214,9 +214,14 @@ getFileExtension : 根据全路径获取文件拓展名
```
addFragment : 新增fragment
removeFragment : 移除fragment
removeToFragment : 移除到指定fragment
removeFragments : 移除同级别fragment
removeAllFragments : 移除所有fragment
replaceFragment : 替换fragment
popFragment : 出栈fragment
popToFragment : 出栈到指定fragment
popFragments : 出栈同级别fragment
popAllFragments : 出栈所有fragment
popAddFragment : 先出栈后新增fragment
hideFragment : 隐藏fragment
showFragment : 显示fragment
......@@ -225,11 +230,13 @@ getLastAddFragment : 获取最后加入的fragment
getLastAddFragmentInStack: 获取栈中最后加入的fragment
getTopShowFragment : 获取顶层可见fragment
getTopShowFragmentInStack: 获取栈中顶层可见fragment
findFragment : 查找fragment
getPreFragment : 获取目标fragment的前一个fragment
getFragments : 获取同级别的fragment
getFragments : 获取同级别fragment
getFragmentsInStack : 获取栈中同级别fragment
getAllFragments : 获取所有fragment
getAllFragmentsInStack : 获取栈中所有fragment
findFragment : 查找fragment
dispatchBackPress : 处理fragment回退键
setBackgroundColor : 设置背景色
setBackgroundResource : 设置背景资源
setBackground : 设置背景
......
README.md
浏览文件 @ 444ff24b
......@@ -214,9 +214,14 @@ getFileExtension
```
addFragment
removeFragment
removeToFragment
removeFragments
removeAllFragments
replaceFragment
popFragment
popToFragment
popFragments
popAllFragments
popAddFragment
hideFragment
showFragment
......@@ -225,11 +230,13 @@ getLastAddFragment
getLastAddFragmentInStack
getTopShowFragment
getTopShowFragmentInStack
findFragment
getPreFragment
getFragments
getFragmentsInStack
getAllFragments
getAllFragmentsInStack
findFragment
dispatchBackPress
setBackgroundColor
setBackgroundResource
setBackground
......
app/src/main/java/com/blankj/androidutilcode/fragment/Demo0Fragment.java
浏览文件 @ 444ff24b
......@@ -27,7 +27,7 @@ import java.util.Random;
* </pre>
*/
public class Demo0Fragment extends Fragment
implements View.OnClickListener,FragmentUtils.OnBackClickListener {
implements View.OnClickListener, FragmentUtils.OnBackClickListener {
private Fragment fragment1;
......@@ -75,14 +75,16 @@ public class Demo0Fragment extends Fragment
tvAboutFragment.setText("");
switch (view.getId()) {
case R.id.btn_show_about_fragment:
tvAboutFragment.setText("---all fragments---\n"
tvAboutFragment.setText("lastAdd: " + FragmentUtils.getLastAddFragment(getFragmentManager()).getClass().getSimpleName()
+ "\nlastAddInStack: " + (FragmentUtils.getLastAddFragmentInStack(getFragmentManager()) != null ? FragmentUtils.getLastAddFragmentInStack(getFragmentManager()).getClass().getSimpleName() : "null")
+ "\ntopShow: " + FragmentUtils.getTopShowFragment(getFragmentManager()).getClass().getSimpleName()
+ "\ntopShowInStack: " + (FragmentUtils.getTopShowFragmentInStack(getFragmentManager()) != null ? FragmentUtils.getTopShowFragmentInStack(getFragmentManager()).getClass().getSimpleName() : "null")
+ "\n---all of fragments---\n"
+ FragmentUtils.getAllFragments(getFragmentManager()).toString()
+ "\n-------------------\n\n"
+ "\n----------------------\n\n"
+ "---stack top---\n"
+ FragmentUtils.getAllFragmentsInStack(getFragmentManager()).toString()
+ "\n---stack bottom---\n\n"
+ "\ntopFragment: " + FragmentUtils.getLastAddFragment(getFragmentManager()).getClass().getSimpleName()
+ "\ntopShowFragment: " + FragmentUtils.getTopShowFragment(getFragmentManager()).getClass().getSimpleName()
);
break;
case R.id.btn_add_hide:
......@@ -117,7 +119,7 @@ public class Demo0Fragment extends Fragment
@Override
public boolean onBackClick() {
FragmentUtils.popToFragment(getFragmentManager(), Demo1Fragment.class, true);
// FragmentUtils.popToFragment(getFragmentManager(), Demo1Fragment.class, true);
return false;
}
}
app/src/main/java/com/blankj/androidutilcode/fragment/Demo1Fragment.java
浏览文件 @ 444ff24b
......@@ -62,14 +62,16 @@ public class Demo1Fragment extends Fragment
tvAboutFragment.setText("");
switch (view.getId()) {
case R.id.btn_show_about_fragment:
tvAboutFragment.setText("---all fragments---\n"
tvAboutFragment.setText("lastAdd: " + FragmentUtils.getLastAddFragment(getFragmentManager()).getClass().getSimpleName()
+ "\nlastAddInStack: " + (FragmentUtils.getLastAddFragmentInStack(getFragmentManager()) != null ? FragmentUtils.getLastAddFragmentInStack(getFragmentManager()).getClass().getSimpleName() : "null")
+ "\ntopShow: " + FragmentUtils.getTopShowFragment(getFragmentManager()).getClass().getSimpleName()
+ "\ntopShowInStack: " + (FragmentUtils.getTopShowFragmentInStack(getFragmentManager()) != null ? FragmentUtils.getTopShowFragmentInStack(getFragmentManager()).getClass().getSimpleName() : "null")
+ "\n---all of fragments---\n"
+ FragmentUtils.getAllFragments(getFragmentManager()).toString()
+ "\n-------------------\n\n"
+ "\n----------------------\n\n"
+ "---stack top---\n"
+ FragmentUtils.getAllFragmentsInStack(getFragmentManager()).toString()
+ "\n---stack bottom---\n\n"
+ "\ntopFragment: " + FragmentUtils.getLastAddFragment(getFragmentManager()).getClass().getSimpleName()
+ "\ntopShowFragment: " + FragmentUtils.getTopShowFragment(getFragmentManager()).getClass().getSimpleName()
);
break;
case R.id.btn_hide_show:
......
app/src/main/java/com/blankj/androidutilcode/fragment/Demo2Fragment.java
浏览文件 @ 444ff24b
......@@ -62,14 +62,16 @@ public class Demo2Fragment extends Fragment
tvAboutFragment.setText("");
switch (view.getId()) {
case R.id.btn_show_about_fragment:
tvAboutFragment.setText("---all fragments---\n"
tvAboutFragment.setText("lastAdd: " + FragmentUtils.getLastAddFragment(getFragmentManager()).getClass().getSimpleName()
+ "\nlastAddInStack: " + (FragmentUtils.getLastAddFragmentInStack(getFragmentManager()) != null ? FragmentUtils.getLastAddFragmentInStack(getFragmentManager()).getClass().getSimpleName() : "null")
+ "\ntopShow: " + FragmentUtils.getTopShowFragment(getFragmentManager()).getClass().getSimpleName()
+ "\ntopShowInStack: " + (FragmentUtils.getTopShowFragmentInStack(getFragmentManager()) != null ? FragmentUtils.getTopShowFragmentInStack(getFragmentManager()).getClass().getSimpleName() : "null")
+ "\n---all of fragments---\n"
+ FragmentUtils.getAllFragments(getFragmentManager()).toString()
+ "\n-------------------\n\n"
+ "\n----------------------\n\n"
+ "---stack top---\n"
+ FragmentUtils.getAllFragmentsInStack(getFragmentManager()).toString()
+ "\n---stack bottom---\n\n"
+ "\ntopFragment: " + FragmentUtils.getLastAddFragment(getFragmentManager()).getClass().getSimpleName()
+ "\ntopShowFragment: " + FragmentUtils.getTopShowFragment(getFragmentManager()).getClass().getSimpleName()
);
break;
case R.id.btn_pop:
......
app/src/main/java/com/blankj/androidutilcode/fragment/Demo3Fragment.java
浏览文件 @ 444ff24b
......@@ -74,11 +74,16 @@ public class Demo3Fragment extends Fragment
tvAboutFragment.setText("");
switch (view.getId()) {
case R.id.btn_show_about_fragment:
tvAboutFragment.setText("---stack top---\n"
tvAboutFragment.setText("lastAdd: " + FragmentUtils.getLastAddFragment(getFragmentManager()).getClass().getSimpleName()
+ "\nlastAddInStack: " + (FragmentUtils.getLastAddFragmentInStack(getFragmentManager()) != null ? FragmentUtils.getLastAddFragmentInStack(getFragmentManager()).getClass().getSimpleName() : "null")
+ "\ntopShow: " + FragmentUtils.getTopShowFragment(getFragmentManager()).getClass().getSimpleName()
+ "\ntopShowInStack: " + (FragmentUtils.getTopShowFragmentInStack(getFragmentManager()) != null ? FragmentUtils.getTopShowFragmentInStack(getFragmentManager()).getClass().getSimpleName() : "null")
+ "\n---all of fragments---\n"
+ FragmentUtils.getAllFragments(getFragmentManager()).toString()
+ "\n---stack bottom---\n"
+ "\ntopFragment: " + FragmentUtils.getLastAddFragment(getFragmentManager()).getClass().getSimpleName()
+ "\ntopShowFragment: " + FragmentUtils.getTopShowFragment(getFragmentManager()).getClass().getSimpleName()
+ "\n----------------------\n\n"
+ "---stack top---\n"
+ FragmentUtils.getAllFragmentsInStack(getFragmentManager()).toString()
+ "\n---stack bottom---\n\n"
);
break;
case R.id.btn_add_show:
......
utilcode/src/main/java/com/blankj/utilcode/utils/FragmentUtils.java
浏览文件 @ 444ff24b
......@@ -31,11 +31,12 @@ public class FragmentUtils {
private static final int TYPE_ADD_FRAGMENT = 0x01 << 0;
private static final int TYPE_REMOVE_FRAGMENT = 0x01 << 1;
private static final int TYPE_REPLACE_FRAGMENT = 0x01 << 2;
private static final int TYPE_HIDE_FRAGMENT = 0x01 << 3;
private static final int TYPE_SHOW_FRAGMENT = 0x01 << 4;
private static final int TYPE_HIDE_SHOW_FRAGMENT = 0x01 << 5;
private static final int TYPE_POP_ADD_FRAGMENT = 0x01 << 6;
private static final int TYPE_REMOVE_TO_FRAGMENT = 0x01 << 2;
private static final int TYPE_REPLACE_FRAGMENT = 0x01 << 4;
private static final int TYPE_HIDE_FRAGMENT = 0x01 << 5;
private static final int TYPE_SHOW_FRAGMENT = 0x01 << 6;
private static final int TYPE_HIDE_SHOW_FRAGMENT = 0x01 << 7;
private static final int TYPE_POP_ADD_FRAGMENT = 0x01 << 8;
private static final String ARGS_ID = "args_id";
private static final String ARGS_IS_HIDE = "args_is_hide";
......@@ -113,10 +114,46 @@ public class FragmentUtils {
* 移除fragment
*
* @param fragment fragment
* @return fragment
*/
public static Fragment removeFragment(@NonNull Fragment fragment) {
return operateFragment(fragment.getFragmentManager(), null, fragment, TYPE_REMOVE_FRAGMENT);
public static void removeFragment(@NonNull Fragment fragment) {
operateFragment(fragment.getFragmentManager(), null, fragment, TYPE_REMOVE_FRAGMENT);
}
/**
* 移除到指定fragment
*
* @param fragment fragment
* @param isIncludeSelf 是否包括Fragment类自己
*/
public static void removeToFragment(@NonNull Fragment fragment, boolean isIncludeSelf) {
operateFragment(fragment.getFragmentManager(), isIncludeSelf ? fragment : null, fragment, TYPE_REMOVE_TO_FRAGMENT);
}
/**
* 移除同级别fragment
*/
public static void removeFragments(@NonNull FragmentManager fragmentManager) {
List<Fragment> fragments = getFragments(fragmentManager);
if (fragments.isEmpty()) return;
for (int i = fragments.size() - 1; i >= 0; --i) {
Fragment fragment = fragments.get(i);
if (fragment != null) removeFragment(fragment);
}
}
/**
* 移除所有fragment
*/
public static void removeAllFragments(@NonNull FragmentManager fragmentManager) {
List<Fragment> fragments = getFragments(fragmentManager);
if (fragments.isEmpty()) return;
for (int i = fragments.size() - 1; i >= 0; --i) {
Fragment fragment = fragments.get(i);
if (fragment != null) {
removeAllFragments(fragment.getChildFragmentManager());
removeFragment(fragment);
}
}
}
/**
......@@ -177,6 +214,34 @@ public class FragmentUtils {
return fragmentManager.popBackStackImmediate(fragmentClass.getName(), isIncludeSelf ? FragmentManager.POP_BACK_STACK_INCLUSIVE : 0);
}
/**
* 出栈同级别fragment
*
* @param fragmentManager fragment管理器
*/
public static void popFragments(@NonNull FragmentManager fragmentManager) {
while (fragmentManager.getBackStackEntryCount() > 0) {
fragmentManager.popBackStackImmediate();
}
}
/**
* 出栈所有fragment
*
* @param fragmentManager fragment管理器
*/
public static void popAllFragments(@NonNull FragmentManager fragmentManager) {
List<Fragment> fragments = getFragments(fragmentManager);
if (fragments.isEmpty()) return;
for (int i = fragments.size() - 1; i >= 0; --i) {
Fragment fragment = fragments.get(i);
if (fragment != null) popAllFragments(fragment.getChildFragmentManager());
}
while (fragmentManager.getBackStackEntryCount() > 0) {
fragmentManager.popBackStackImmediate();
}
}
/**
* 先出栈后新增fragment
*
......@@ -325,6 +390,17 @@ public class FragmentUtils {
case TYPE_REMOVE_FRAGMENT:
ft.remove(destFragment);
break;
case TYPE_REMOVE_TO_FRAGMENT:
List<Fragment> fragments = getFragments(fragmentManager);
for (int i = fragments.size() - 1; i >= 0; --i) {
Fragment fragment = fragments.get(i);
if (fragment == destFragment) {
if (srcFragment != null) ft.remove(fragment);
break;
}
ft.remove(fragment);
}
break;
case TYPE_POP_ADD_FRAGMENT:
popFragment(fragmentManager);
if (args.getBoolean(ARGS_IS_ADD_STACK)) ft.addToBackStack(name);
......@@ -352,137 +428,162 @@ public class FragmentUtils {
* 获取最后加入的fragment
*
* @param fragmentManager fragment管理器
* @return 栈顶fragment
* @return 最后加入的fragment
*/
public static Fragment getLastAddFragment(@NonNull FragmentManager fragmentManager) {
List<Fragment> fragments = getFragments(fragmentManager);
if (fragments.isEmpty()) return null;
for (int i = fragments.size() - 1; i >= 0; i--) {
if (fragments.get(i) != null) {
return fragments.get(i);
}
}
return null;
return getLastAddFragmentIsInStack(fragmentManager, false);
}
/**
* 获取栈中最后加入的fragment
*
* @param fragmentManager
* @return
* @param fragmentManager fragment管理器
* @return 最后加入的fragment
*/
public static Fragment getLastAddFragmentInStack(@NonNull FragmentManager fragmentManager) {
List<Fragment> fragments = getFragments(fragmentManager);
if (fragments.isEmpty()) return null;
for (int i = fragments.size() - 1; i >= 0; i--) {
Fragment fragment = fragments.get(i);
if (fragment != null && fragment.getArguments().getBoolean(ARGS_IS_ADD_STACK)) {
return fragment;
}
}
return null;
return getLastAddFragmentIsInStack(fragmentManager, true);
}
/**
* 获取顶层可见fragment
* 根据栈参数获取最后加入的fragment
*
* @param fragmentManager fragment管理器
* @return 栈顶可见fragment
* @param isInStack 是否是栈中的
* @return 栈中最后加入的fragment
*/
public static Fragment getTopShowFragment(@NonNull FragmentManager fragmentManager) {
return getTopShowFragment(fragmentManager, null);
private static Fragment getLastAddFragmentIsInStack(@NonNull FragmentManager fragmentManager, boolean isInStack) {
List<Fragment> fragments = getFragments(fragmentManager);
if (fragments.isEmpty()) return null;
for (int i = fragments.size() - 1; i >= 0; --i) {
Fragment fragment = fragments.get(i);
if (fragment != null) {
if (isInStack) {
if (fragment.getArguments().getBoolean(ARGS_IS_ADD_STACK)) {
return fragment;
}
} else {
return fragment;
}
}
}
return null;
}
/**
* 获取顶层可见fragment
*
* @param fragmentManager fragment管理器
* @param parentFragment 父fragment
* @return 顶层可见fragment
*/
private static Fragment getTopShowFragment(@NonNull FragmentManager fragmentManager,
Fragment parentFragment) {
List<Fragment> fragments = getFragments(fragmentManager);
if (fragments.isEmpty()) return parentFragment;
for (int i = fragments.size() - 1; i >= 0; i--) {
Fragment fragment = fragments.get(i);
if (fragment != null && fragment.isResumed() && fragment.isVisible() && fragment.getUserVisibleHint()) {
return getTopShowFragment(fragment.getChildFragmentManager(), fragment);
}
}
return parentFragment;
public static Fragment getTopShowFragment(@NonNull FragmentManager fragmentManager) {
return getTopShowFragmentIsInStack(fragmentManager, null, false);
}
/**
* 获取栈中顶层可见fragment
*
* @param fragmentManager fragment管理器
* @return 栈顶可见fragment
* @return 栈中顶层可见fragment
*/
public static Fragment getTopShowFragmentInStack(@NonNull FragmentManager fragmentManager) {
return getTopShowFragmentInStack(fragmentManager, null);
return getTopShowFragmentIsInStack(fragmentManager, null, true);
}
/**
* 获取栈中顶层可见fragment
* 根据栈参数获取顶层可见fragment
*
* @param fragmentManager fragment管理器
* @param parentFragment 父fragment
* @return 顶层可见fragment
* @param isInStack 是否是栈中的
* @return 栈中顶层可见fragment
*/
private static Fragment getTopShowFragmentInStack(@NonNull FragmentManager fragmentManager,
Fragment parentFragment) {
private static Fragment getTopShowFragmentIsInStack(@NonNull FragmentManager fragmentManager,
Fragment parentFragment,
boolean isInStack) {
List<Fragment> fragments = getFragments(fragmentManager);
if (fragments.isEmpty()) return parentFragment;
for (int i = fragments.size() - 1; i >= 0; i--) {
for (int i = fragments.size() - 1; i >= 0; --i) {
Fragment fragment = fragments.get(i);
if (fragment != null && fragment.isResumed() && fragment.isVisible() && fragment.getUserVisibleHint() && fragment.getArguments().getBoolean(ARGS_IS_ADD_STACK)) {
return getTopShowFragmentInStack(fragment.getChildFragmentManager(), fragment);
if (fragment != null && fragment.isResumed() && fragment.isVisible() && fragment.getUserVisibleHint()) {
if (isInStack) {
if (fragment.getArguments().getBoolean(ARGS_IS_ADD_STACK)) {
return getTopShowFragmentIsInStack(fragment.getChildFragmentManager(), fragment, true);
}
} else {
return getTopShowFragmentIsInStack(fragment.getChildFragmentManager(), fragment, false);
}
}
}
return parentFragment;
}
/**
* 查找fragment
*
* @param fragmentManager fragment管理器
*/
public static Fragment findFragment(@NonNull FragmentManager fragmentManager, Class<? extends Fragment> fragmentClass) {
List<Fragment> fragments = getFragments(fragmentManager);
if (fragments.isEmpty()) return null;
return fragmentManager.findFragmentByTag(fragmentClass.getName());
}
/**
* 获取目标fragment的前一个fragment
*
* @param fragment 目标fragment
* @param destFragment 目标fragment
* @return 目标fragment的前一个fragment
*/
public static Fragment getPreFragment(@NonNull Fragment fragment) {
FragmentManager fragmentManager = fragment.getFragmentManager();
public static Fragment getPreFragment(@NonNull Fragment destFragment) {
FragmentManager fragmentManager = destFragment.getFragmentManager();
if (fragmentManager == null) return null;
List<Fragment> fragments = getFragments(fragmentManager);
if (fragments.isEmpty()) return null;
int index = fragments.indexOf(fragment);
for (int i = index - 1; i >= 0; i--) {
if (fragments.get(i) != null) {
return fragments.get(i);
boolean flag = false;
for (int i = fragments.size() - 1; i >= 0; --i) {
Fragment fragment = fragments.get(i);
if (flag && fragment != null) {
return fragment;
}
if (fragment == destFragment) {
flag = true;
}
}
return null;
}
/**
* 获取同级别的fragment
* 获取同级别fragment
*
* @param fragmentManager fragment管理器
* @return 同级别的fragments
*/
public static List<Fragment> getFragments(@NonNull FragmentManager fragmentManager) {
return getFragmentsIsInStack(fragmentManager, false);
}
/**
* 获取栈中同级别fragment
*
* @param fragmentManager fragment管理器
* @return 栈中同级别fragment
*/
public static List<Fragment> getFragmentsInStack(@NonNull FragmentManager fragmentManager) {
return getFragmentsIsInStack(fragmentManager, true);
}
/**
* 根据栈参数获取同级别fragment
*
* @param fragmentManager fragment管理器
* @param isInStack 是否是栈中的
* @return 栈中同级别fragment
*/
private static List<Fragment> getFragmentsIsInStack(@NonNull FragmentManager fragmentManager, boolean isInStack) {
List<Fragment> fragments = fragmentManager.getFragments();
if (fragments == null || fragments.isEmpty()) return Collections.emptyList();
return fragments;
List<Fragment> result = new ArrayList<>();
for (int i = fragments.size() - 1; i >= 0; --i) {
Fragment fragment = fragments.get(i);
if (fragment != null) {
if (isInStack) {
if (fragment.getArguments().getBoolean(ARGS_IS_ADD_STACK)) {
result.add(fragment);
}
} else {
result.add(fragment);
}
}
}
return result;
}
/**
......@@ -492,48 +593,61 @@ public class FragmentUtils {
* @return 所有fragment
*/
public static List<FragmentNode> getAllFragments(@NonNull FragmentManager fragmentManager) {
return getAllFragments(fragmentManager, new ArrayList<FragmentNode>());
return getAllFragmentsIsInStack(fragmentManager, new ArrayList<FragmentNode>(), false);
}
/**
* 获取所有fragment
* 获取栈中所有fragment
*
* @param fragmentManager fragment管理器
* @param result 结果
* @return 所有fragment
*/
private static List<FragmentNode> getAllFragments(@NonNull FragmentManager fragmentManager,
List<FragmentNode> result) {
List<Fragment> fragments = fragmentManager.getFragments();
if (fragments == null || fragments.isEmpty()) return Collections.emptyList();
for (int i = fragments.size() - 1; i >= 0; i--) {
Fragment fragment = fragments.get(i);
if (fragments.get(i) == null) continue;
result.add(new FragmentNode(fragment, getAllFragments(fragment.getChildFragmentManager(), new ArrayList<FragmentNode>())));
}
return result;
public static List<FragmentNode> getAllFragmentsInStack(@NonNull FragmentManager fragmentManager) {
return getAllFragmentsIsInStack(fragmentManager, new ArrayList<FragmentNode>(), true);
}
/**
* 获取回退栈中的fragment
* 根据栈参数获取所有fragment
* <p>需之前对fragment的操作都借助该工具类</p>
*
* @param fragmentManager fragment管理器
* @return 回退栈中的fragment
* @param result 结果
* @param isInStack 是否是栈中的
* @return 栈中所有fragment
*/
public static List<FragmentNode> getAllFragmentsInStack(@NonNull FragmentManager fragmentManager) {
private static List<FragmentNode> getAllFragmentsIsInStack(@NonNull FragmentManager fragmentManager,
List<FragmentNode> result,
boolean isInStack) {
List<Fragment> fragments = fragmentManager.getFragments();
if (fragments == null || fragments.isEmpty()) return Collections.emptyList();
List<FragmentNode> result = new ArrayList<>();
for (int i = fragments.size() - 1; i >= 0; i--) {
for (int i = fragments.size() - 1; i >= 0; --i) {
Fragment fragment = fragments.get(i);
if (fragments.get(i) != null && fragment.getArguments().getBoolean(ARGS_IS_ADD_STACK)) {
result.add(new FragmentNode(fragment, getAllFragments(fragment.getChildFragmentManager(), new ArrayList<FragmentNode>())));
if (fragment != null) {
if (isInStack) {
if (fragment.getArguments().getBoolean(ARGS_IS_ADD_STACK)) {
result.add(new FragmentNode(fragment, getAllFragmentsIsInStack(fragment.getChildFragmentManager(), new ArrayList<FragmentNode>(), true)));
}
} else {
result.add(new FragmentNode(fragment, getAllFragmentsIsInStack(fragment.getChildFragmentManager(), new ArrayList<FragmentNode>(), false)));
}
}
}
return result;
}
/**
* 查找fragment
*
* @param fragmentManager fragment管理器
* @param fragmentClass fragment类
* @return 查找到的fragment
*/
public static Fragment findFragment(@NonNull FragmentManager fragmentManager, Class<? extends Fragment> fragmentClass) {
List<Fragment> fragments = getFragments(fragmentManager);
if (fragments.isEmpty()) return null;
return fragmentManager.findFragmentByTag(fragmentClass.getName());
}
/**
* 处理fragment回退键
* <p>如果fragment实现了OnBackClickListener接口，返回{@code true}: 表示已消费回退键事件，反之则没消费</p>
......@@ -542,6 +656,7 @@ public class FragmentUtils {
* @param fragment fragment
* @return 是否消费回退事件
*/
public static boolean dispatchBackPress(@NonNull Fragment fragment) {
return dispatchBackPress(fragment.getFragmentManager());
}
......@@ -557,7 +672,7 @@ public class FragmentUtils {
public static boolean dispatchBackPress(@NonNull FragmentManager fragmentManager) {
List<Fragment> fragments = fragmentManager.getFragments();
if (fragments == null || fragments.isEmpty()) return false;
for (int i = fragments.size() - 1; i >= 0; i--) {
for (int i = fragments.size() - 1; i >= 0; --i) {
Fragment fragment = fragments.get(i);
if (fragment != null
&& fragment.isResumed()
......
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