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Create KeyboardUtils

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This commit is contained in:
agnostic-apollo
2021-05-09 21:08:54 +05:00
parent 116b9b42d8
commit 4ecea144bb
3 changed files with 121 additions and 75 deletions
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94
app/src/main/java/com/termux/app/terminal/TermuxTerminalViewClient.java
View File

@@ -1,14 +1,12 @@
package com.termux.app.terminal;
import android.annotation.SuppressLint;
import android.app.Activity;
import android.app.AlertDialog;
import android.content.ActivityNotFoundException;
import android.content.ClipData;
import android.content.ClipboardManager;
import android.content.Context;
import android.content.Intent;
import android.inputmethodservice.InputMethodService;
import android.media.AudioManager;
import android.net.Uri;
import android.text.TextUtils;
@@ -17,8 +15,6 @@ import android.view.InputDevice;
import android.view.KeyEvent;
import android.view.MotionEvent;
import android.view.View;
import android.view.WindowManager;
import android.view.inputmethod.InputMethodManager;
import android.widget.ListView;
import android.widget.Toast;
@@ -37,6 +33,7 @@ import com.termux.shared.data.DataUtils;
import com.termux.shared.logger.Logger;
import com.termux.shared.markdown.MarkdownUtils;
import com.termux.shared.termux.TermuxUtils;
import com.termux.shared.view.KeyboardUtils;
import com.termux.terminal.KeyHandler;
import com.termux.terminal.TerminalEmulator;
import com.termux.terminal.TerminalSession;
@@ -57,6 +54,8 @@ public class TermuxTerminalViewClient extends TermuxTerminalViewClientBase {
/** Keeping track of the special keys acting as Ctrl and Fn for the soft keyboard and other hardware keys. */
boolean mVirtualControlKeyDown, mVirtualFnKeyDown;
private static final String LOG_TAG = "TermuxTerminalViewClient";
public TermuxTerminalViewClient(TermuxActivity activity, TermuxTerminalSessionClient termuxTerminalSessionClient) {
this.mActivity = activity;
this.mTermuxTerminalSessionClient = termuxTerminalSessionClient;
@@ -76,7 +75,8 @@ public class TermuxTerminalViewClient extends TermuxTerminalViewClientBase {
@Override
public void onSingleTapUp(MotionEvent e) {
showSoftKeyboard(mActivity, mActivity.getTerminalView());
if (!KeyboardUtils.areDisableSoftKeyboardFlagsSet(mActivity))
KeyboardUtils.showSoftKeyboard(mActivity, mActivity.getTerminalView());
}
@Override
@@ -341,67 +341,7 @@ public class TermuxTerminalViewClient extends TermuxTerminalViewClientBase {
}
/**
* Toggle the soft keyboard. The {@link InputMethodManager#SHOW_FORCED} is passed as
* {@code showFlags} so that keyboard is forcefully shown if it needs to be enabled.
*
* This is also important for soft keyboard to be shown when a hardware keyboard is attached, and
* user has disabled the {@code Show on-screen keyboard while hardware keyboard is attached} toggle
* in Android "Language and Input" settings but the current soft keyboard app overrides the
* default implementation of {@link InputMethodService#onEvaluateInputViewShown()} and returns
* {@code true}.
*/
public static void toggleSoftKeyboard(Context context) {
InputMethodManager inputMethodManager = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
inputMethodManager.toggleSoftInput(InputMethodManager.SHOW_FORCED, 0);
}
/**
* Show the soft keyboard. The {@code 0} value is passed as {@code flags} so that keyboard is
* forcefully shown.
*
* This is also important for soft keyboard to be shown on app startup when a hardware keyboard
* is attached, and user has disabled the {@code Show on-screen keyboard while hardware keyboard
* is attached} toggle in Android "Language and Input" settings but the current soft keyboard app
* overrides the default implementation of {@link InputMethodService#onEvaluateInputViewShown()}
* and returns {@code true}.
* https://cs.android.com/android/platform/superproject/+/android-11.0.0_r3:frameworks/base/core/java/android/inputmethodservice/InputMethodService.java;l=1751
*
* Also check {@link InputMethodService#onShowInputRequested(int, boolean)} which must return
* {@code true}, which can be done by failing its {@code ((flags&InputMethod.SHOW_EXPLICIT) == 0)}
* check by passing {@code 0} as {@code flags}.
* https://cs.android.com/android/platform/superproject/+/android-11.0.0_r3:frameworks/base/core/java/android/inputmethodservice/InputMethodService.java;l=2022
*/
public static void showSoftKeyboard(Context context, View view) {
InputMethodManager inputMethodManager = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
inputMethodManager.showSoftInput(view, 0);
}
public static void hideSoftKeyboard(Context context, View view) {
InputMethodManager inputMethodManager = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
inputMethodManager.hideSoftInputFromWindow(view.getWindowToken(), 0);
}
public static void disableSoftKeyboard(Activity activity, View view) {
hideSoftKeyboard(activity, view);
setDisableSoftKeyboardFlags(activity);
}
public static void setDisableSoftKeyboardFlags(Activity activity) {
activity.getWindow().setFlags(WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM, WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
}
public static void clearDisableSoftKeyboardFlags(Activity activity) {
activity.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
}
public void setResizeTerminalViewForSoftKeyboardFlags() {
// TODO: The flag is deprecated for API 30 and WindowInset API should be used
// https://developer.android.com/reference/android/view/WindowManager.LayoutParams#SOFT_INPUT_ADJUST_RESIZE
// https://medium.com/androiddevelopers/animating-your-keyboard-fb776a8fb66d
// https://stackoverflow.com/a/65194077/14686958
mActivity.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
}
/**
* Called when user requests the soft keyboard to be toggled via "KEYBOARD" toggle button in
@@ -410,38 +350,42 @@ public class TermuxTerminalViewClient extends TermuxTerminalViewClientBase {
public void onToggleSoftKeyboardRequest() {
// If soft keyboard is disabled by user for Termux
if (!mActivity.getPreferences().getSoftKeyboardEnabled()) {
disableSoftKeyboard(mActivity, mActivity.getTerminalView());
KeyboardUtils.disableSoftKeyboard(mActivity, mActivity.getTerminalView());
} else {
clearDisableSoftKeyboardFlags(mActivity);
toggleSoftKeyboard(mActivity);
KeyboardUtils.clearDisableSoftKeyboardFlags(mActivity);
KeyboardUtils.toggleSoftKeyboard(mActivity);
}
}
public void setSoftKeyboardState(boolean isStartup) {
// If soft keyboard is disabled by user for Termux
if (!mActivity.getPreferences().getSoftKeyboardEnabled()) {
disableSoftKeyboard(mActivity, mActivity.getTerminalView());
Logger.logVerbose(LOG_TAG, "Maintaining disabled soft keyboard");
KeyboardUtils.disableSoftKeyboard(mActivity, mActivity.getTerminalView());
} else {
// Set flag to automatically push up TerminalView when keyboard is opened instead of showing over it
setResizeTerminalViewForSoftKeyboardFlags();
KeyboardUtils.setResizeTerminalViewForSoftKeyboardFlags(mActivity);
// Clear any previous flags to disable soft keyboard in case setting updated
clearDisableSoftKeyboardFlags(mActivity);
KeyboardUtils.clearDisableSoftKeyboardFlags(mActivity);
// If soft keyboard is to be hidden on startup
if (isStartup && mActivity.getProperties().shouldSoftKeyboardBeHiddenOnStartup()) {
hideSoftKeyboard(mActivity, mActivity.getTerminalView());
Logger.logVerbose(LOG_TAG, "Hiding soft keyboard on startup");
KeyboardUtils.hideSoftKeyboard(mActivity, mActivity.getTerminalView());
} else {
// Force show soft keyboard
showSoftKeyboard(mActivity, mActivity.getTerminalView());
Logger.logVerbose(LOG_TAG, "Showing soft keyboard");
KeyboardUtils.showSoftKeyboard(mActivity, mActivity.getTerminalView());
mActivity.getTerminalView().setOnFocusChangeListener(new View.OnFocusChangeListener() {
@Override
public void onFocusChange(View view, boolean hasFocus) {
if (hasFocus) {
showSoftKeyboard(mActivity, mActivity.getTerminalView());
KeyboardUtils.showSoftKeyboard(mActivity, mActivity.getTerminalView());
} else {
hideSoftKeyboard(mActivity, mActivity.getTerminalView());
KeyboardUtils.hideSoftKeyboard(mActivity, mActivity.getTerminalView());
}
}
});

1
termux-shared/build.gradle
View File

@@ -6,6 +6,7 @@ android {
dependencies {
implementation "androidx.annotation:annotation:1.2.0"
implementation "androidx.core:core:1.5.0-rc01"
implementation "com.google.guava:guava:24.1-jre"
implementation "io.noties.markwon:core:$markwonVersion"
implementation "io.noties.markwon:ext-strikethrough:$markwonVersion"

101
termux-shared/src/main/java/com/termux/shared/view/KeyboardUtils.java Normal file
View File

@@ -0,0 +1,101 @@
package com.termux.shared.view;
import android.app.Activity;
import android.content.Context;
import android.inputmethodservice.InputMethodService;
import android.view.View;
import android.view.WindowInsets;
import android.view.WindowManager;
import android.view.inputmethod.InputMethodManager;
import androidx.core.view.WindowInsetsCompat;
import com.termux.shared.logger.Logger;
public class KeyboardUtils {
private static final String LOG_TAG = "KeyboardUtils";
/**
* Toggle the soft keyboard. The {@link InputMethodManager#SHOW_FORCED} is passed as
* {@code showFlags} so that keyboard is forcefully shown if it needs to be enabled.
*
* This is also important for soft keyboard to be shown when a hardware keyboard is attached, and
* user has disabled the {@code Show on-screen keyboard while hardware keyboard is attached} toggle
* in Android "Language and Input" settings but the current soft keyboard app overrides the
* default implementation of {@link InputMethodService#onEvaluateInputViewShown()} and returns
* {@code true}.
*/
public static void toggleSoftKeyboard(Context context) {
InputMethodManager inputMethodManager = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
inputMethodManager.toggleSoftInput(InputMethodManager.SHOW_FORCED, 0);
}
/**
* Show the soft keyboard. The {@code 0} value is passed as {@code flags} so that keyboard is
* forcefully shown.
*
* This is also important for soft keyboard to be shown on app startup when a hardware keyboard
* is attached, and user has disabled the {@code Show on-screen keyboard while hardware keyboard
* is attached} toggle in Android "Language and Input" settings but the current soft keyboard app
* overrides the default implementation of {@link InputMethodService#onEvaluateInputViewShown()}
* and returns {@code true}.
* https://cs.android.com/android/platform/superproject/+/android-11.0.0_r3:frameworks/base/core/java/android/inputmethodservice/InputMethodService.java;l=1751
*
* Also check {@link InputMethodService#onShowInputRequested(int, boolean)} which must return
* {@code true}, which can be done by failing its {@code ((flags&InputMethod.SHOW_EXPLICIT) == 0)}
* check by passing {@code 0} as {@code flags}.
* https://cs.android.com/android/platform/superproject/+/android-11.0.0_r3:frameworks/base/core/java/android/inputmethodservice/InputMethodService.java;l=2022
*/
public static void showSoftKeyboard(Context context, View view) {
InputMethodManager inputMethodManager = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
inputMethodManager.showSoftInput(view, 0);
}
public static void hideSoftKeyboard(Context context, View view) {
InputMethodManager inputMethodManager = (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE);
inputMethodManager.hideSoftInputFromWindow(view.getWindowToken(), 0);
}
public static void disableSoftKeyboard(Activity activity, View view) {
hideSoftKeyboard(activity, view);
setDisableSoftKeyboardFlags(activity);
}
public static void setDisableSoftKeyboardFlags(Activity activity) {
activity.getWindow().setFlags(WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM, WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
}
public static void clearDisableSoftKeyboardFlags(Activity activity) {
activity.getWindow().clearFlags(WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM);
}
public static boolean areDisableSoftKeyboardFlagsSet(Activity activity) {
return (activity.getWindow().getAttributes().flags & WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM) != 0;
}
public static void setResizeTerminalViewForSoftKeyboardFlags(Activity activity) {
// TODO: The flag is deprecated for API 30 and WindowInset API should be used
// https://developer.android.com/reference/android/view/WindowManager.LayoutParams#SOFT_INPUT_ADJUST_RESIZE
// https://medium.com/androiddevelopers/animating-your-keyboard-fb776a8fb66d
// https://stackoverflow.com/a/65194077/14686958
activity.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
}
/** Check if keyboard visible. Does not work on android 7 but does on android 11 avd. */
public static boolean isSoftKeyboardVisible(Activity activity) {
WindowInsets insets = activity.getWindow().getDecorView().getRootWindowInsets();
if (insets != null) {
WindowInsetsCompat insetsCompat = WindowInsetsCompat.toWindowInsetsCompat(insets);
if (insetsCompat != null && insetsCompat.isVisible(WindowInsetsCompat.Type.ime())) {
Logger.logVerbose(LOG_TAG, "Keyboard visible");
return true;
}
}
Logger.logVerbose(LOG_TAG, "Keyboard not visible");
return false;
}
}