Default Date Selection method added

Author: siddheshwiselap

app/build.gradle

@@ -22,7 +22,6 @@ android {
 dependencies {
 
     def supportVersion = "28.0.0"
-
     def constraintLayoutVersion = "1.1.0"
 
 

app/src/main/java/com/wiselap/rangecalender/MainActivity.java

@@ -9,8 +9,8 @@
 
 import com.rangecalender.interfaces.OnDateSelected;
 import com.rangecalender.RangeCalender;
-
 import java.text.SimpleDateFormat;
+import java.util.Calendar;
 import java.util.Date;
 
 
@@ -31,7 +31,7 @@ public void dateSelectedIs(Date fromDate, Date toDate) {
                     }
                 });
                 rangeCalender.setSetSameDateAsFromDateIfToDateNotSelected(false);
-                rangeCalender.show();
+               rangeCalender.show();
             }
         });
 

rangecalender/src/main/java/com/rangecalender/CalenderDialog.java

@@ -54,6 +54,7 @@ public class CalenderDialog extends Dialog implements CalenderDayClicked, View.O
     private Animation anim;
     private int color,width;
     private boolean setSameDateAsFromDateIfToDateNotSelected;
+    private Date fromDate,toDate;
     private final String TAG = CalenderDialog.class.getSimpleName();
 
 
@@ -72,10 +73,36 @@ public CalenderDialog(Context context, int color, boolean setSameDateAsFromDateI
         show();
     }
 
+    public CalenderDialog(Context context, int color,Date fromDate,Date toDate ,boolean setSameDateAsFromDateIfToDateNotSelected, OnDateSelected onDateSelected) {
+        super(context,android.R.style.Theme_DeviceDefault_Light_Dialog_NoActionBar_MinWidth);
+        this.context = context;
+        this.onDateSelected = onDateSelected;
+        this.color = color;
+        this.fromDate = fromDate;
+        this.toDate = toDate;
+
+
+        this.setSameDateAsFromDateIfToDateNotSelected = setSameDateAsFromDateIfToDateNotSelected;
+        setContentView(R.layout.calender_dialog);
+        init();
+        events();
+        setUpCalender();
+        setOnUI();
+        generateCalender();
+        show();
+    }
+
     private void setUpCalender() {
         calendar = Calendar.getInstance();
-        month = calendar.get(Calendar.MONTH)+1;
-        year = calendar.get(Calendar.YEAR);
+        /**
+         * if fromDate is to be selected bydefault we will set it to calender
+         * */
+        if (fromDate!=null){
+           calendar.setTime(fromDate);
+        }
+
+            month = calendar.get(Calendar.MONTH) + 1;
+            year = calendar.get(Calendar.YEAR);
 
         yearAdapter = new YearAdapter(years, String.valueOf(year),this);
         yearList.setAdapter(yearAdapter);
@@ -162,7 +189,16 @@ private void generateCalender(){
             }else {
                 calenderAdapter = new CalenderAdapter(this);
                 calenderAdapter.setColor(color);
-                calenderAdapter.setCalenders(Date_Utils.getDaysBetweenDates(fromDate, toDate),null,null);
+                if (fromDate!=null && toDate!=null) {
+                    MyCalender fromDateCal = new MyCalender(fromDate.getDay(), fromDate.getMonth(), fromDate.getYear(), "");
+                    MyCalender toDateCal = new MyCalender(toDate.getDay(),toDate.getMonth(),toDate.getYear(),"");
+                    calenderAdapter.setCalenders(Date_Utils.getDaysBetweenDates(fromDate, toDate),fromDateCal,toDateCal);
+                }else if(fromDate!=null && toDate == null){
+                    MyCalender fromDateCal = new MyCalender(fromDate.getDay(), fromDate.getMonth(), fromDate.getYear(), "");
+                    calenderAdapter.setCalenders(Date_Utils.getDaysBetweenDates(fromDate, toDate),fromDateCal,null);
+                }else{
+                    calenderAdapter.setCalenders(Date_Utils.getDaysBetweenDates(fromDate, toDate),null,null);
+                }
                 dateList.setAdapter(calenderAdapter);
             }
         }catch (Exception e){
@@ -275,4 +311,6 @@ private void setOnUI(){
         monthYear.setText(new DateFormatSymbols().getMonths()[month-1]+" "+year);
         generateCalender();
     }
+
+
 }

rangecalender/src/main/java/com/rangecalender/RangeCalender.java

@@ -15,8 +15,7 @@ public class RangeCalender {
     private OnDateSelected onDateSelected;
     private int color = R.color.design_default_color_primary;
     private boolean setSameDateAsFromDateIfToDateNotSelected = false;
-
-
+    private Date fromDate,toDate;
     public RangeCalender(Context context,int color,OnDateSelected onDateSelected) {
         this.color = color;
         this.context = context;
@@ -30,15 +29,31 @@ public void setSetSameDateAsFromDateIfToDateNotSelected(boolean b){
         this.setSameDateAsFromDateIfToDateNotSelected = b;
     }
 
-    public void show(){
+    public void setDefaultDateSelection(Date fromDate,Date toDate){
+        this.fromDate = fromDate;
+        this.toDate = toDate;
+    }
 
-        CalenderDialog calenderDialog = new CalenderDialog(context,color, setSameDateAsFromDateIfToDateNotSelected,new OnDateSelected() {
-            @Override
-            public void dateSelectedIs(Date fromDate, Date toDate) {
-                onDateSelected.dateSelectedIs(fromDate,toDate);
-            }
-        });
-        calenderDialog.show();
+
+
+    public void show(){
+        CalenderDialog calenderDialog;
+        if (fromDate!=null){
+            calenderDialog = new CalenderDialog(context, color, fromDate, toDate, setSameDateAsFromDateIfToDateNotSelected, new OnDateSelected() {
+                @Override
+                public void dateSelectedIs(Date fromDate, Date toDate) {
+                    onDateSelected.dateSelectedIs(fromDate, toDate);
+                }
+            });
+        }else {
+            calenderDialog = new CalenderDialog(context, color, setSameDateAsFromDateIfToDateNotSelected, new OnDateSelected() {
+                @Override
+                public void dateSelectedIs(Date fromDate, Date toDate) {
+                    onDateSelected.dateSelectedIs(fromDate, toDate);
+                }
+            });
+        }
+         calenderDialog.show();
     }
 
 }

rangecalender/src/main/java/com/rangecalender/adapter/CalenderAdapter.java

@@ -93,8 +93,6 @@ public ViewHolder onCreateViewHolder( ViewGroup parent, int viewType) {
     @Override
     public void onBindViewHolder(@NonNull ViewHolder holder, final int position) {
 
-
-
         if (calenders.get(position) == null){
             holder.rootLayout.setVisibility(View.GONE);
         } else{