generalize plugins to all guis

[electrum-nvc.git] / gui / gui_classic / qt_util.py

diff --git a/gui/gui_classic/qt_util.py b/gui/gui_classic/qt_util.py
index 3c82c7b..ce0ed3c 100644 (file)
--- a/gui/gui_classic/qt_util.py
+++ b/gui/gui_classic/qt_util.py
@@ -1,4 +1,4 @@
-from i18n import _
+from electrum.i18n import _
 from PyQt4.QtGui import *
 from PyQt4.QtCore import *
 import os.path
@@ -23,25 +23,28 @@ class EnterButton(QPushButton):
             apply(self.func,())
 
 
-def waiting_dialog(f):
+def waiting_dialog(f, w=None):
 
     s = Timer()
     s.start()
-    w = QDialog()
-    w.resize(200, 70)
-    w.setWindowTitle('Electrum')
+    if not w:
+        w = QDialog()
+        w.resize(200, 70)
+        w.setWindowTitle('Electrum')
+    else:
+        if w.layout(): QWidget().setLayout(w.layout())
+
     l = QLabel('')
-    vbox = QVBoxLayout()
+    vbox = QVBoxLayout(w)
     vbox.addWidget(l)
-    w.setLayout(vbox)
     w.show()
     def ff():
         s = f()
         if s: l.setText(s)
-        else: w.close()
+        else: w.accept()
     w.connect(s, SIGNAL('timersignal'), ff)
     w.exec_()
-    w.destroy()
+    #w.destroy()
 
 
 class HelpButton(QPushButton):
@@ -53,16 +56,15 @@ class HelpButton(QPushButton):
 
 
 
-def backup_wallet(path):
-    import shutil
-    directory, fileName = os.path.split(path)
-    try:
-        otherpath = unicode( QFileDialog.getOpenFileName(QWidget(), _('Enter a filename for the copy of your wallet'), directory) )
-        if otherpath and path!=otherpath:
-            shutil.copy2(path, otherpath)
-            QMessageBox.information(None,"Wallet backup created", _("A copy of your wallet file was created in")+" '%s'" % str(otherpath))
-    except (IOError, os.error), reason:
-        QMessageBox.critical(None,"Unable to create backup", _("Electrum was unable to copy your wallet file to the specified location.")+"\n" + str(reason))
+
+def close_button(dialog, label=_("Close") ):
+    hbox = QHBoxLayout()
+    hbox.addStretch(1)
+    b = QPushButton(label)
+    hbox.addWidget(b)
+    b.clicked.connect(dialog.close)
+    b.setDefault(True)
+    return hbox
 
 def ok_cancel_buttons(dialog, ok_label=_("OK") ):
     hbox = QHBoxLayout()
@@ -90,3 +92,22 @@ def text_dialog(parent, title, label, ok_label):
     if dialog.exec_():
         return unicode(txt.toPlainText())
 
+
+class MyTreeWidget(QTreeWidget):
+    def __init__(self, parent):
+        QTreeWidget.__init__(self, parent)
+        self.setContextMenuPolicy(Qt.CustomContextMenu)
+        self.connect(self, SIGNAL('itemActivated(QTreeWidgetItem*, int)'), self.itemactivated)
+
+    def itemactivated(self, item):
+        if not item: return
+        for i in range(0,self.viewport().height()/5):
+            if self.itemAt(QPoint(0,i*5)) == item:
+                break
+        else:
+            return
+        for j in range(0,30):
+            if self.itemAt(QPoint(0,i*5 + j)) != item:
+                break
+        self.emit(SIGNAL('customContextMenuRequested(const QPoint&)'), QPoint(50, i*5 + j - 1))
+