Removed a comment

uhabits-android/src/main/java/org/isoron/uhabits/activities/common/dialogs/CheckmarkPopup.kt

@@ -35,6 +35,7 @@ import org.isoron.uhabits.core.preferences.Preferences
 import org.isoron.uhabits.databinding.CheckmarkPopupBinding
 import org.isoron.uhabits.utils.InterfaceUtils.getFontAwesome
 import org.isoron.uhabits.utils.dimBehind
+import org.isoron.uhabits.utils.dismissCurrentAndShow
 import org.isoron.uhabits.utils.dp
 import org.isoron.uhabits.utils.sres
 
@@ -117,7 +118,7 @@ class CheckmarkPopup(
         view.unknownBtn.setOnClickListener { onClick(UNKNOWN) }
         dialog.setCanceledOnTouchOutside(true)
         dialog.dimBehind()
-        dialog.show()
+        dialog.dismissCurrentAndShow()
     }
 
     fun save() {

uhabits-android/src/main/java/org/isoron/uhabits/activities/common/dialogs/FrequencyPickerDialog.kt

@@ -149,8 +149,10 @@ class FrequencyPickerDialog(
             }
             contentView.xTimesPerYDaysRadioButton.isChecked -> {
                 if (contentView.xTimesPerYDaysXTextView.text.isNotEmpty() && contentView.xTimesPerYDaysYTextView.text.isNotEmpty()) {
-                    numerator = Integer.parseInt(contentView.xTimesPerYDaysXTextView.text.toString())
-                    denominator = Integer.parseInt(contentView.xTimesPerYDaysYTextView.text.toString())
+                    numerator =
+                        Integer.parseInt(contentView.xTimesPerYDaysXTextView.text.toString())
+                    denominator =
+                        Integer.parseInt(contentView.xTimesPerYDaysYTextView.text.toString())
                 }
             }
             else -> {

uhabits-android/src/main/java/org/isoron/uhabits/activities/common/dialogs/HistoryEditorDialog.kt

@@ -19,6 +19,7 @@
 package org.isoron.uhabits.activities.common.dialogs
 
 import android.app.Dialog
+import android.content.DialogInterface
 import android.os.Bundle
 import androidx.appcompat.app.AppCompatDialogFragment
 import org.isoron.platform.gui.AndroidDataView
@@ -49,6 +50,7 @@ class HistoryEditorDialog : AppCompatDialogFragment(), CommandRunner.Listener {
     private var onDateClickedListener: OnDateClickedListener? = null
 
     override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+        clearCurrentDialog()
         val component = (activity!!.application as HabitsApplication).component
         commandRunner = component.commandRunner
         habit = component.habitList.getById(arguments!!.getLong("habit"))!!
@@ -72,12 +74,20 @@ class HistoryEditorDialog : AppCompatDialogFragment(), CommandRunner.Listener {
         dataView = AndroidDataView(context!!, null)
         dataView.view = chart!!
 
-        return Dialog(context!!).apply {
+        val dialog = Dialog(context!!).apply {
             val metrics = resources.displayMetrics
             val maxHeight = resources.getDimensionPixelSize(R.dimen.history_editor_max_height)
             setContentView(dataView)
             window!!.setLayout(metrics.widthPixels, min(metrics.heightPixels, maxHeight))
         }
+
+        currentDialog = dialog
+        return dialog
+    }
+
+    override fun onDismiss(dialog: DialogInterface) {
+        super.onDismiss(dialog)
+        currentDialog = null
     }
 
     override fun onResume() {
@@ -111,4 +121,14 @@ class HistoryEditorDialog : AppCompatDialogFragment(), CommandRunner.Listener {
     override fun onCommandFinished(command: Command) {
         refreshData()
     }
+
+    companion object {
+        // HistoryEditorDialog handles multiple dialogs on its own,
+        // because sometimes we want it to be shown under another dialog (e.g. NumberPopup)
+        var currentDialog: Dialog? = null
+        fun clearCurrentDialog() {
+            currentDialog?.dismiss()
+            currentDialog = null
+        }
+    }
 }

uhabits-android/src/main/java/org/isoron/uhabits/activities/common/dialogs/NumberPopup.kt

@@ -31,6 +31,7 @@ import org.isoron.uhabits.core.models.Entry
 import org.isoron.uhabits.core.preferences.Preferences
 import org.isoron.uhabits.databinding.CheckmarkPopupBinding
 import org.isoron.uhabits.utils.dimBehind
+import org.isoron.uhabits.utils.dismissCurrentAndShow
 import org.isoron.uhabits.utils.dp
 import org.isoron.uhabits.utils.requestFocusWithKeyboard
 import java.text.DecimalFormat
@@ -103,7 +104,7 @@ class NumberPopup(
         view.value.requestFocusWithKeyboard()
         dialog.setCanceledOnTouchOutside(true)
         dialog.dimBehind()
-        dialog.show()
+        dialog.dismissCurrentAndShow()
     }
 
     fun save() {

uhabits-android/src/main/java/org/isoron/uhabits/activities/common/dialogs/WeekdayPickerDialog.kt

@@ -73,6 +73,7 @@ class WeekdayPickerDialog :
             .setNegativeButton(
                 android.R.string.cancel
             ) { _: DialogInterface?, _: Int -> dismiss() }
+
         return builder.create()
     }
 

uhabits-android/src/main/java/org/isoron/uhabits/activities/habits/edit/EditHabitActivity.kt

@@ -59,6 +59,7 @@ import org.isoron.uhabits.core.models.Reminder
 import org.isoron.uhabits.core.models.WeekdayList
 import org.isoron.uhabits.databinding.ActivityEditHabitBinding
 import org.isoron.uhabits.utils.ColorUtils
+import org.isoron.uhabits.utils.dismissCurrentAndShow
 import org.isoron.uhabits.utils.formatTime
 import org.isoron.uhabits.utils.toFormattedString
 
@@ -156,23 +157,23 @@ class EditHabitActivity : AppCompatActivity() {
 
         val colorPickerDialogFactory = ColorPickerDialogFactory(this)
         binding.colorButton.setOnClickListener {
-            val dialog = colorPickerDialogFactory.create(color, themeSwitcher.currentTheme)
-            dialog.setListener { paletteColor ->
+            val picker = colorPickerDialogFactory.create(color, themeSwitcher.currentTheme)
+            picker.setListener { paletteColor ->
                 this.color = paletteColor
                 updateColors()
             }
-            dialog.show(supportFragmentManager, "colorPicker")
+            picker.dismissCurrentAndShow(supportFragmentManager, "colorPicker")
         }
 
         populateFrequency()
         binding.booleanFrequencyPicker.setOnClickListener {
-            val dialog = FrequencyPickerDialog(freqNum, freqDen)
-            dialog.onFrequencyPicked = { num, den ->
+            val picker = FrequencyPickerDialog(freqNum, freqDen)
+            picker.onFrequencyPicked = { num, den ->
                 freqNum = num
                 freqDen = den
                 populateFrequency()
             }
-            dialog.show(supportFragmentManager, "frequencyPicker")
+            picker.dismissCurrentAndShow(supportFragmentManager, "frequencyPicker")
         }
 
         populateTargetType()
@@ -189,7 +190,8 @@ class EditHabitActivity : AppCompatActivity() {
                 populateTargetType()
                 dialog.dismiss()
             }
-            builder.show()
+            val dialog = builder.create()
+            dialog.dismissCurrentAndShow()
         }
 
         binding.numericalFrequencyPicker.setOnClickListener {
@@ -235,7 +237,7 @@ class EditHabitActivity : AppCompatActivity() {
                 is24HourMode,
                 androidColor
             )
-            dialog.show(supportFragmentManager, "timePicker")
+            dialog.dismissCurrentAndShow(supportFragmentManager, "timePicker")
         }
 
         binding.reminderDatePicker.setOnClickListener {
@@ -247,7 +249,7 @@ class EditHabitActivity : AppCompatActivity() {
                 populateReminder()
             }
             dialog.setSelectedDays(reminderDays)
-            dialog.show(supportFragmentManager, "dayPicker")
+            dialog.dismissCurrentAndShow(supportFragmentManager, "dayPicker")
         }
 
         binding.buttonSave.setOnClickListener {

uhabits-android/src/main/java/org/isoron/uhabits/activities/habits/list/ListHabitsScreen.kt

@@ -64,6 +64,7 @@ import org.isoron.uhabits.tasks.ImportDataTask
 import org.isoron.uhabits.tasks.ImportDataTaskFactory
 import org.isoron.uhabits.utils.copyTo
 import org.isoron.uhabits.utils.currentTheme
+import org.isoron.uhabits.utils.dismissCurrentAndShow
 import org.isoron.uhabits.utils.restartWithFade
 import org.isoron.uhabits.utils.showMessage
 import org.isoron.uhabits.utils.showSendEmailScreen
@@ -163,7 +164,7 @@ class ListHabitsScreen
     }
 
     override fun showDeleteConfirmationScreen(callback: OnConfirmedCallback, quantity: Int) {
-        ConfirmDeleteDialog(activity, callback, quantity).show()
+        ConfirmDeleteDialog(activity, callback, quantity).dismissCurrentAndShow()
     }
 
     override fun showEditHabitsScreen(selected: List<Habit>) {
@@ -224,7 +225,7 @@ class ListHabitsScreen
     override fun showColorPicker(defaultColor: PaletteColor, callback: OnColorPickedCallback) {
         val picker = colorPickerFactory.create(defaultColor, themeSwitcher.currentTheme!!)
         picker.setListener(callback)
-        picker.show(activity.supportFragmentManager, "picker")
+        picker.dialog?.dismissCurrentAndShow()
     }
 
     override fun showNumberPopup(

uhabits-android/src/main/java/org/isoron/uhabits/activities/habits/show/ShowHabitActivity.kt

@@ -50,6 +50,7 @@ import org.isoron.uhabits.core.ui.screens.habits.show.ShowHabitPresenter
 import org.isoron.uhabits.core.ui.views.OnDateClickedListener
 import org.isoron.uhabits.intents.IntentFactory
 import org.isoron.uhabits.utils.currentTheme
+import org.isoron.uhabits.utils.dismissCurrentAndShow
 import org.isoron.uhabits.utils.showMessage
 import org.isoron.uhabits.utils.showSendFileScreen
 import org.isoron.uhabits.widgets.WidgetUpdater
@@ -228,7 +229,7 @@ class ShowHabitActivity : AppCompatActivity(), CommandRunner.Listener {
         }
 
         override fun showDeleteConfirmationScreen(callback: OnConfirmedCallback) {
-            ConfirmDeleteDialog(this@ShowHabitActivity, callback, 1).show()
+            ConfirmDeleteDialog(this@ShowHabitActivity, callback, 1).dismissCurrentAndShow()
         }
 
         override fun close() {

uhabits-android/src/main/java/org/isoron/uhabits/utils/DialogUtils.kt

@@ -0,0 +1,21 @@
+package org.isoron.uhabits.utils
+
+import android.app.Dialog
+import androidx.fragment.app.DialogFragment
+import androidx.fragment.app.FragmentManager
+import java.lang.ref.WeakReference
+
+var currentDialog: WeakReference<Dialog> = WeakReference(null)
+
+fun Dialog.dismissCurrentAndShow() {
+    currentDialog.get()?.dismiss()
+    currentDialog = WeakReference(this)
+    show()
+}
+
+fun DialogFragment.dismissCurrentAndShow(fragmentManager: FragmentManager, tag: String) {
+    currentDialog.get()?.dismiss()
+    show(fragmentManager, tag)
+    fragmentManager.executePendingTransactions()
+    currentDialog = WeakReference(this.dialog)
+}