simplify gui names

gui/qt/util.py

@@ -0,0 +1,113 @@
+from electrum.i18n import _
+from PyQt4.QtGui import *
+from PyQt4.QtCore import *
+import os.path
+import time
+
+
+class Timer(QThread):
+    def run(self):
+        while True:
+            self.emit(SIGNAL('timersignal'))
+            time.sleep(0.5)
+
+
+class EnterButton(QPushButton):
+    def __init__(self, text, func):
+        QPushButton.__init__(self, text)
+        self.func = func
+        self.clicked.connect(func)
+
+    def keyPressEvent(self, e):
+        if e.key() == Qt.Key_Return:
+            apply(self.func,())
+
+
+def waiting_dialog(f, w=None):
+
+    s = Timer()
+    s.start()
+    if not w:
+        w = QDialog()
+        w.resize(200, 70)
+        w.setWindowTitle('Electrum')
+    else:
+        if w.layout(): QWidget().setLayout(w.layout())
+
+    l = QLabel('')
+    vbox = QVBoxLayout(w)
+    vbox.addWidget(l)
+    w.show()
+    def ff():
+        s = f()
+        if s: l.setText(s)
+        else: w.accept()
+    w.connect(s, SIGNAL('timersignal'), ff)
+    w.exec_()
+    #w.destroy()
+
+
+class HelpButton(QPushButton):
+    def __init__(self, text):
+        QPushButton.__init__(self, '?')
+        self.setFocusPolicy(Qt.NoFocus)
+        self.setFixedWidth(20)
+        self.clicked.connect(lambda: QMessageBox.information(self, 'Help', text, 'OK') )
+
+
+
+
+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()
+    hbox.addStretch(1)
+    b = QPushButton(_("Cancel"))
+    hbox.addWidget(b)
+    b.clicked.connect(dialog.reject)
+    b = QPushButton(ok_label)
+    hbox.addWidget(b)
+    b.clicked.connect(dialog.accept)
+    b.setDefault(True)
+    return hbox
+
+def text_dialog(parent, title, label, ok_label):
+    dialog = QDialog(parent)
+    dialog.setMinimumWidth(500)
+    dialog.setWindowTitle(title)
+    dialog.setModal(1)
+    l = QVBoxLayout()
+    dialog.setLayout(l)
+    l.addWidget(QLabel(label))
+    txt = QTextEdit()
+    l.addWidget(txt)
+    l.addLayout(ok_cancel_buttons(dialog, 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))
+