dwindows: android/DWindows.kt comparison

comparison android/DWindows.kt @ 2521:5f92284e2b08

Android: Implement bitmap buttons, implement dw_listbox_selected_multi(). Added a number of safety checks to prevent java exceptions.

author	bsmith@81767d24-ef19-dc11-ae90-00e081727c95
date	Sun, 09 May 2021 09:31:14 +0000
parents	167af4b0004b
children	66c490aa719d

comparison

equal deleted inserted replaced

-:167af4b0004b
+:5f92284e2b08
 package org.dbsoft.dwindows
-import android.app.Activity
+import android.R.attr
 import android.content.ClipData
 import android.content.ClipboardManager
 import android.content.Context
 import android.content.DialogInterface
 import android.content.pm.ActivityInfo
 import android.content.res.Configuration
 import android.graphics.Bitmap
+import android.graphics.BitmapFactory
 import android.graphics.drawable.GradientDrawable
 import android.media.AudioManager
 import android.media.ToneGenerator
 import android.os.Bundle
 import android.os.Handler
 import android.text.InputFilter.LengthFilter
 import android.text.InputType
 import android.text.method.PasswordTransformationMethod
 import android.util.Base64
 import android.util.Log
+import android.util.SparseBooleanArray
 import android.view.Gravity
 import android.view.MotionEvent
 import android.view.View
 import android.view.View.OnTouchListener
 import android.view.ViewGroup
 import androidx.recyclerview.widget.RecyclerView
 import androidx.viewpager2.widget.ViewPager2
 import com.google.android.material.tabs.TabLayout
 import com.google.android.material.tabs.TabLayout.OnTabSelectedListener
 import com.google.android.material.tabs.TabLayoutMediator
+import java.io.File
+import java.io.FileInputStream
+import java.io.FileNotFoundException
 import java.util.*
 import java.util.concurrent.locks.ReentrantLock
 class DWTabViewPagerAdapter : RecyclerView.Adapter<DWTabViewPagerAdapter.DWEventViewHolder>() {
 if (event.action == MotionEvent.ACTION_UP) {
 if (event.x >= v.width - (v as EditText)
 .compoundDrawables[DRAWABLE_RIGHT].bounds.width()
 ) {
-value += 1
+val newvalue = this.text.toString().toLong()
+if(newvalue != null) {
+value = newvalue + 1
+} else {
+value += 1
+}
 if(value > maximum) {
 value = maximum
+}
+if(value < minimum) {
+value = minimum
 }
 setText(value.toString())
 eventHandlerInt(14, value.toInt(), 0, 0, 0)
 return true
 } else if (event.x <= (v as EditText)
 .compoundDrawables[DRAWABLE_LEFT].bounds.width()
 ) {
-value -= 1
+val newvalue = this.text.toString().toLong()
+if(newvalue != null) {
+value = newvalue - 1
+} else {
+value -= 1
+}
+if(value > maximum) {
+value = maximum
+}
 if(value < minimum) {
 value = minimum
 }
 setText(value.toString())
 eventHandlerInt(14, value.toInt(), 0, 0, 0)
 }
 }
 return button
 }
+fun bitmapButtonNew(text: String, resid: Int): ImageButton? {
+var button: ImageButton? = null
+waitOnUiThread {
+button = ImageButton(this)
+var dataArrayMap = SimpleArrayMap<String, Long>()
+button!!.tag = dataArrayMap
+button!!.id = resid
+button!!.setImageResource(resid)
+button!!.setOnClickListener {
+eventHandlerSimple(button!!, 8)
+}
+}
+return button
+}
+fun bitmapButtonNewFromFile(text: String, cid: Int, filename: String): ImageButton? {
+var button: ImageButton? = null
+waitOnUiThread {
+button = ImageButton(this)
+var dataArrayMap = SimpleArrayMap<String, Long>()
+button!!.tag = dataArrayMap
+button!!.id = cid
+button!!.setOnClickListener {
+eventHandlerSimple(button!!, 8)
+}
+// Try to load the image, and protect against exceptions
+try {
+val f = File(filename)
+val b = BitmapFactory.decodeStream(FileInputStream(f))
+button!!.setImageBitmap(b)
+}
+catch (e: FileNotFoundException)
+{
+}
+}
+return button
+}
+fun bitmapButtonNewFromData(text: String, cid: Int, data: ByteArray, length: Int): ImageButton? {
+var button: ImageButton? = null
+waitOnUiThread {
+button = ImageButton(this)
+var dataArrayMap = SimpleArrayMap<String, Long>()
+val b = BitmapFactory.decodeByteArray(data,0, length)
+button!!.tag = dataArrayMap
+button!!.id = cid
+button!!.setOnClickListener {
+eventHandlerSimple(button!!, 8)
+}
+button!!.setImageBitmap(b)
+}
+return button
+}
 fun entryfieldNew(text: String, cid: Int, password: Int): EditText? {
 var entryfield: EditText? = null
 waitOnUiThread {
 var dataArrayMap = SimpleArrayMap<String, Long>()
 {
 waitOnUiThread {
 if(window is DWComboBox) {
 val combobox = window
-if(index < combobox.list.count())
+if(index > -1 && index < combobox.list.count())
 combobox.list[index] = text
 } else if(window is DWListBox) {
 val listbox = window
-if(index < listbox.list.count())
+if(index > -1 && index < listbox.list.count())
 listbox.list[index] = text
 }
 }
 }
 waitOnUiThread {
 if(window is DWComboBox) {
 val combobox = window
-if(index < combobox.list.count())
+if(index > -1 && index < combobox.list.count())
 retval = combobox.list[index]
 } else if(window is DWListBox) {
 val listbox = window
-if(index < listbox.list.count())
+if(index > -1 && index < listbox.list.count())
 retval = listbox.list[index]
 }
 }
 return retval
 }
 }
 }
 }
 }
-fun listSetTop(window: View, top: Int)
+fun listBoxSetTop(window: View, top: Int)
 {
 waitOnUiThread {
 if(window is DWListBox) {
 val listbox = window
 if(top < listbox.list.count()) {
 listbox.smoothScrollToPosition(top)
 }
 }
 }
+}
+fun listBoxSelectedMulti(window: View, where: Int): Int
+{
+var retval: Int = -1
+waitOnUiThread {
+if(window is DWListBox) {
+val listbox = window
+val checked: SparseBooleanArray = listbox.getCheckedItemPositions()
+// If we are starting over....
+if(where == -1 && checked.size() > 0) {
+retval = checked.keyAt(0)
+} else {
+// Otherwise loop until we find our current place
+for (i in 0 until checked.size()) {
+// Item position in adapter
+val position: Int = checked.keyAt(i)
+// If we are at our current point... check to see
+// if there is another one, and return it...
+// otherwise we will return -1 to indicated we are done.
+if (where == position && (i+1) < checked.size()) {
+retval = checked.keyAt(i+1)
+}
+}
+}
+}
+}
+return retval
 }
 fun timerConnect(interval: Long, sigfunc: Long, data: Long): Timer
 {
 // creating timer task, timer

Mercurial > dwindows

comparison android/DWindows.kt @ 2521:5f92284e2b08